add swagger for interchain accounts (cosmos#1402)

## Description

closes: #XXXX

---

Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

- [x] Targeted PR against correct branch (see [CONTRIBUTING.md](https://github.com/cosmos/ibc-go/blob/master/CONTRIBUTING.md#pr-targeting))
- [ ] Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
- [ ] Code follows the [module structure standards](https://github.com/cosmos/cosmos-sdk/blob/master/docs/building-modules/structure.md).
- [ ] Wrote unit and integration [tests](https://github.com/cosmos/ibc-go/blob/master/CONTRIBUTING.md#testing)
- [ ] Updated relevant documentation (`docs/`) or specification (`x/<module>/spec/`)
- [ ] Added relevant `godoc` [comments](https://blog.golang.org/godoc-documenting-go-code).
- [ ] Added a relevant changelog entry to the `Unreleased` section in `CHANGELOG.md`
- [x] Re-reviewed `Files changed` in the Github PR explorer
- [ ] Review `Codecov Report` in the comment section below once CI passes

docs/client/config.json

@@ -14,6 +14,22 @@
         }
       }
     },
+    {
+      "url": "./tmp-swagger-gen/ibc/applications/interchain_accounts/controller/v1/query.swagger.json",
+      "operationIds": {
+        "rename": {
+          "Params": "InterchainAccountsControllerParams"
+        }
+      }
+    },
+    {
+      "url": "./tmp-swagger-gen/ibc/applications/interchain_accounts/host/v1/query.swagger.json",
+      "operationIds": {
+        "rename": {
+          "Params": "InterchainAccountsHostParams"
+        }
+      }
+    },
     {
       "url": "./tmp-swagger-gen/ibc/core/client/v1/query.swagger.json",
       "operationIds": {

docs/client/swagger-ui/swagger.yaml

@@ -300,6 +300,105 @@ paths:
                       format: byte
       tags:
         - Query
+  /ibc/apps/interchain_accounts/controller/v1/params:
+    get:
+      summary: Params queries all parameters of the ICA controller submodule.
+      operationId: InterchainAccountsControllerParams
+      responses:
+        '200':
+          description: A successful response.
+          schema:
+            type: object
+            properties:
+              params:
+                description: params defines the parameters of the module.
+                type: object
+                properties:
+                  controller_enabled:
+                    type: boolean
+                    format: boolean
+                    description: >-
+                      controller_enabled enables or disables the controller
+                      submodule.
+            description: >-
+              QueryParamsResponse is the response type for the Query/Params RPC
+              method.
+        default:
+          description: An unexpected error response
+          schema:
+            type: object
+            properties:
+              error:
+                type: string
+              code:
+                type: integer
+                format: int32
+              message:
+                type: string
+              details:
+                type: array
+                items:
+                  type: object
+                  properties:
+                    type_url:
+                      type: string
+                    value:
+                      type: string
+                      format: byte
+      tags:
+        - Query
+  /ibc/apps/interchain_accounts/host/v1/params:
+    get:
+      summary: Params queries all parameters of the ICA host submodule.
+      operationId: InterchainAccountsHostParams
+      responses:
+        '200':
+          description: A successful response.
+          schema:
+            type: object
+            properties:
+              params:
+                description: params defines the parameters of the module.
+                type: object
+                properties:
+                  host_enabled:
+                    type: boolean
+                    format: boolean
+                    description: host_enabled enables or disables the host submodule.
+                  allow_messages:
+                    type: array
+                    items:
+                      type: string
+                    description: >-
+                      allow_messages defines a list of sdk message typeURLs
+                      allowed to be executed on a host chain.
+            description: >-
+              QueryParamsResponse is the response type for the Query/Params RPC
+              method.
+        default:
+          description: An unexpected error response
+          schema:
+            type: object
+            properties:
+              error:
+                type: string
+              code:
+                type: integer
+                format: int32
+              message:
+                type: string
+              details:
+                type: array
+                items:
+                  type: object
+                  properties:
+                    type_url:
+                      type: string
+                    value:
+                      type: string
+                      format: byte
+      tags:
+        - Query
   /ibc/client/v1/params:
     get:
       summary: ClientParams queries all parameters of the ibc client.
@@ -10002,6 +10101,64 @@ definitions:
 
               chain.
     description: QueryParamsResponse is the response type for the Query/Params RPC method.
+  ibc.applications.interchain_accounts.controller.v1.Params:
+    type: object
+    properties:
+      controller_enabled:
+        type: boolean
+        format: boolean
+        description: controller_enabled enables or disables the controller submodule.
+    description: |-
+      Params defines the set of on-chain interchain accounts parameters.
+      The following parameters may be used to disable the controller submodule.
+  ibc.applications.interchain_accounts.controller.v1.QueryParamsResponse:
+    type: object
+    properties:
+      params:
+        description: params defines the parameters of the module.
+        type: object
+        properties:
+          controller_enabled:
+            type: boolean
+            format: boolean
+            description: controller_enabled enables or disables the controller submodule.
+    description: QueryParamsResponse is the response type for the Query/Params RPC method.
+  ibc.applications.interchain_accounts.host.v1.Params:
+    type: object
+    properties:
+      host_enabled:
+        type: boolean
+        format: boolean
+        description: host_enabled enables or disables the host submodule.
+      allow_messages:
+        type: array
+        items:
+          type: string
+        description: >-
+          allow_messages defines a list of sdk message typeURLs allowed to be
+          executed on a host chain.
+    description: |-
+      Params defines the set of on-chain interchain accounts parameters.
+      The following parameters may be used to disable the host submodule.
+  ibc.applications.interchain_accounts.host.v1.QueryParamsResponse:
+    type: object
+    properties:
+      params:
+        description: params defines the parameters of the module.
+        type: object
+        properties:
+          host_enabled:
+            type: boolean
+            format: boolean
+            description: host_enabled enables or disables the host submodule.
+          allow_messages:
+            type: array
+            items:
+              type: string
+            description: >-
+              allow_messages defines a list of sdk message typeURLs allowed to
+              be executed on a host chain.
+    description: QueryParamsResponse is the response type for the Query/Params RPC method.
   ibc.core.client.v1.ConsensusStateWithHeight:
     type: object
     properties: