feat: adding interchain account address query to controller submodule…

… (backport cosmos#2193) (cosmos#2291)

* feat: adding interchain account address query to controller submodule (cosmos#2193)

* adding interchain account address query to ica controller

* adding basic cli query

* satisfy linter, aligning recvr var naming

* Apply suggestions from code review

Co-authored-by: Carlos Rodriguez <[email protected]>

* reordering cli args

* regenerate protobufs and swagger docs post review suggestions

* adding changelog

* Update modules/apps/27-interchain-accounts/controller/client/cli/query.go

Co-authored-by: Carlos Rodriguez <[email protected]>
(cherry picked from commit e569045)

* fix merge conflicts

Co-authored-by: Damian Nolan <[email protected]>
Co-authored-by: Colin Axnér <[email protected]>