add changelog entries for v5.0.0

CHANGELOG.md

@@ -117,6 +117,38 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (modules/core/02-client)[\#1676](https://github.com/cosmos/ibc-go/pull/1676) ClientState must be zeroed out for `UpgradeProposals` to pass validation. This prevents a proposal containing information governance is not actually voting on.
 * (modules/core/keeper) [\#2403](https://github.com/cosmos/ibc-go/pull/2403) Added a function in keeper to cater for blank pointers.
 
+## [v5.0.0](https://github.com/cosmos/ibc-go/releases/tag/v5.0.0) - 2022-09-28
+
+### Dependencies
+
+* [\#1653](https://github.com/cosmos/ibc-go/pull/1653) Bump SDK version to v0.46
+* [\#2124](https://github.com/cosmos/ibc-go/pull/2124) Bump SDK version to v0.46.1
+
+### API Breaking
+
+* (testing)[\#2028](https://github.com/cosmos/ibc-go/pull/2028) New interface `ibctestingtypes.StakingKeeper` added and set for the testing app `StakingKeeper` setup.
+* (core/04-channel) [\#1418](https://github.com/cosmos/ibc-go/pull/1418) `NewPacketId` has been renamed to `NewPacketID` to comply with go linting rules.
+* (core/ante) [\#1418](https://github.com/cosmos/ibc-go/pull/1418) `AnteDecorator` has been renamed to `RedundancyDecorator` to comply with go linting rules and to give more clarity to the purpose of the Decorator.
+* (core/ante) [\#1820](https://github.com/cosmos/ibc-go/pull/1418) `RedundancyDecorator` has been renamed to `RedundantRelayDecorator` to make the name for explicit.
+* (testing) [\#1418](https://github.com/cosmos/ibc-go/pull/1418) `MockIBCApp` has been renamed to `IBCApp` and `MockEmptyAcknowledgement` has been renamed to `EmptyAcknowledgement` to comply with go linting rules
+* (apps/27-interchain-accounts) [\#2058](https://github.com/cosmos/ibc-go/pull/2058) Added `MessageRouter` interface and replaced `*baseapp.MsgServiceRouter` with it. The controller and host keepers of apps/27-interchain-accounts have been updated to use it.
+* (apps/27-interchain-accounts)[\#2302](https://github.com/cosmos/ibc-go/pull/2302) Handle unwrapping of channel version in interchain accounts channel reopening handshake flow. The `host` submodule `Keeper` now requires an `ICS4Wrapper` similarly to the `controller` submodule.
+
+### Improvements
+
+* (27-interchain-accounts) [\#1352](https://github.com/cosmos/ibc-go/issues/1352) Add support for Cosmos-SDK simulation to ics27 module.  
+* (linting) [\#1418](https://github.com/cosmos/ibc-go/pull/1418) Fix linting errors, resulting compatiblity with go1.18 linting style, golangci-lint 1.46.2 and the revivie linter.  This caused breaking changes in core/04-channel, core/ante, and the testing library.
+
+### Features
+
+* (apps/27-interchain-accounts) [\#2193](https://github.com/cosmos/ibc-go/pull/2193) Adding `InterchainAccount` gRPC query endpont to ICS27 `controller` submodule to allow users to retrieve registered interchain account addresses.
+
+### Bug Fixes
+
+* (27-interchain-accounts) [\#2308](https://github.com/cosmos/ibc-go/pull/2308) Nil checks have been added to ensure services are not registered for nil host or controller keepers.
+* (makefile) [\#1785](https://github.com/cosmos/ibc-go/pull/1785) Fetch the correct versions of protocol buffers dependencies from tendermint, cosmos-sdk, and ics23.
+* (modules/core/04-channel)[\#1919](https://github.com/cosmos/ibc-go/pull/1919) Fixed formatting of sequence for packet "acknowledgement written" logs.
+
 ## [v4.1.0](https://github.com/cosmos/ibc-go/releases/tag/v4.1.0) - 2022-09-20
 
 ### Dependencies