fix: add cosmos_proto.implements_interface

CHANGELOG.md

@@ -68,8 +68,9 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (app/29-fee) [\#1341](https://github.com/cosmos/ibc-go/pull/1341) Check if the fee module is locked and if the fee module is enabled before refunding all fees
 * (transfer) [\#1414](https://github.com/cosmos/ibc-go/pull/1414) Emitting Sender address from `fungible_token_packet` events in `OnRecvPacket` and `OnAcknowledgementPacket`.
 * (testing/simapp) [\#1397](https://github.com/cosmos/ibc-go/pull/1397) Adding mock module to maccperms and adding check to ensure mock module is not a blocked account address. 
-* (core/02-client) [\#1570](https://github.com/cosmos/ibc-go/pull/1570) Emitting an event when handling an upgrade client proposal.
+* (core/02-client) [\#1570](https://github.com/cosmos/ibc-go/pull/1570) Emitting an event when handling an upgrade client proposal. 
 * (modules/light-clients/07-tendermint) [\#1713](https://github.com/cosmos/ibc-go/pull/1713) Allow client upgrade proposals to update `TrustingPeriod`. See ADR-026 for context.
+* (core/client) [\#1740](https://github.com/cosmos/ibc-go/pull/1740) Add `cosmos_proto.implements_interface` to adhere to guidelines in [ADR 019](https://github.com/cosmos/cosmos-sdk/blob/main/docs/architecture/adr-019-protobuf-state-encoding.md#safe-usage-of-any) for annotating `google.protobuf.Any` types
 
 ### Features
 

proto/ibc/core/client/v1/client.proto

@@ -7,6 +7,7 @@ option go_package = "github.com/cosmos/ibc-go/v4/modules/core/02-client/types";
 import "gogoproto/gogo.proto";
 import "google/protobuf/any.proto";
 import "cosmos/upgrade/v1beta1/upgrade.proto";
+import "cosmos_proto/cosmos.proto";
 
 // IdentifiedClientState defines a client state with an additional client
 // identifier field.
@@ -42,6 +43,7 @@ message ClientConsensusStates {
 // chain parameters (with exception to latest height, frozen height, and chain-id).
 message ClientUpdateProposal {
   option (gogoproto.goproto_getters) = false;
+  option (cosmos_proto.implements_interface) = "cosmos.gov.v1beta1.Content";
   // the title of the update proposal
   string title = 1;
   // the description of the proposal
@@ -59,7 +61,8 @@ message UpgradeProposal {
   option (gogoproto.goproto_getters)  = false;
   option (gogoproto.goproto_stringer) = false;
   option (gogoproto.equal)            = true;
-
+  option (cosmos_proto.implements_interface) = "cosmos.gov.v1beta1.Content";
+
   string                      title       = 1;
   string                      description = 2;
   cosmos.upgrade.v1beta1.Plan plan        = 3 [(gogoproto.nullable) = false];