CHANGELOG-3.4: fix typo in gRPC gateway change
@@ -98,7 +98,7 @@ See [code changes](https://github.com/coreos/etcd/compare/v3.3.0...v3.4.0) and [
### Added: gRPC gateway
- Replace [gRPC gateway](https://github.com/grpc-ecosystem/grpc-gateway) endpoint with [`/v3`](https://github.com/coreos/etcd/pull/9298).
- - To deprecate [`/v3beta`] in `v3.5`.
+ - To deprecate [`/v3beta`](https://github.com/coreos/etcd/issues/9189) in `v3.5`.
### Package `raft`
