x/ibc migrate genesis proto (cosmos#6878)

* migrated channel genesis types to proto

* connection genesis types migrated to proto

* client proto migration

* failing tests due to tendermint part incomplete

* add genesis test

* x/ibc: ClientState Any

* add genesis test

* suite NotPanics

* comment tests

* update export logic

* refactor

* update test

* fix non-determinism

* castrepeated

* x/ibc: migrate simulations to protobuf

* add proto genesis

* add UnpackInterfaces func to genclientstate

* add unpackinterfaces for consensus states

* formatting

* fix genesis tests

* add modified genesis test

* update comments

* remove localhost register codec

* use app registry

* fix bug

* Update simapp/app.go

* Update x/ibc/02-client/types/genesis.go

* unmarshaler interface

Co-authored-by: Colin Axner <colinaxner@berkeley.edu>
Co-authored-by: Federico Kunze <federico.kunze94@gmail.com>
Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com>
Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>

app.go

@@ -257,10 +257,8 @@ func NewSimApp(
 	)
 
 	// Create IBC Keeper
-	// TODO: remove amino codec dependency once Tendermint version is upgraded with
-	// protobuf changes
 	app.IBCKeeper = ibckeeper.NewKeeper(
-		app.cdc, appCodec, keys[ibchost.StoreKey], app.StakingKeeper, scopedIBCKeeper,
+		appCodec, keys[ibchost.StoreKey], app.StakingKeeper, scopedIBCKeeper,
 	)
 
 	// Create Transfer Keepers