refactor: adapting transfer metadata bytes field to memo string (#2595)

* adapting transfer metadata bytes field to memo string

* updating changelog

(cherry picked from commit 05685b3)

# Conflicts:
#	CHANGELOG.md
#	docs/ibc/proto-docs.md
#	go.mod
#	go.sum
#	modules/apps/29-fee/transfer_test.go
#	modules/apps/transfer/client/cli/tx.go
#	modules/apps/transfer/ibc_module.go
#	modules/apps/transfer/keeper/mbt_relay_test.go
#	modules/apps/transfer/keeper/msg_server_test.go
#	modules/apps/transfer/keeper/relay.go
#	modules/apps/transfer/keeper/relay_test.go
#	modules/apps/transfer/transfer_test.go
#	modules/apps/transfer/types/msgs.go
#	modules/apps/transfer/types/msgs_test.go
#	modules/apps/transfer/types/packet.go
#	modules/apps/transfer/types/packet.pb.go
#	modules/apps/transfer/types/packet_test.go
#	modules/apps/transfer/types/tx.pb.go

CHANGELOG.md

@@ -48,7 +48,13 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Features
 
+<<<<<<< HEAD
 * (apps/transfer) [\#2305](https://github.com/cosmos/ibc-go/pull/2305) Added optional metadata field to `FungibleTokenPacketData` and `MsgTransfer`.
+=======
+* (apps/27-interchain-accounts) [\#2147](https://github.com/cosmos/ibc-go/pull/2147) Adding a `SubmitTx` gRPC endpoint for the ICS27 Controller module which allows owners of interchain accounts to submit transactions. This replaces the previously existing need for authentication modules to implement this standard functionality.
+* (testing/simapp) [\#2190](https://github.com/cosmos/ibc-go/pull/2190) Adding the new `x/group` cosmos-sdk module to simapp.
+* (apps/transfer) [\#2595](https://github.com/cosmos/ibc-go/pull/2595) Adding optional memo field to `FungibleTokenPacketData` and `MsgTransfer`.
+>>>>>>> 05685b3 (refactor: adapting transfer metadata bytes field to memo string (#2595))
 
 ### Bug Fixes