publics/golang__protobuf @ 89193ac6024453e4e0884eebdceabbe6efdfa656

Joe Tsai 09b5b46567 cmd/protoc-gen-go: revert Enum simplication		6 lat temu
..
protodesc	990b9f5919 internal/prototype: move from reflect/prototype	7 lat temu
protoreflect	4ec39c7663 reflect/protoreflect: add KnownFields.WhichOneof	6 lat temu
protoregistry	09b5b46567 cmd/protoc-gen-go: revert Enum simplication	6 lat temu