message: Update wasm.cc
  Fixes
diff: @@ -1052,7 +1052,7 @@ void Context::setMetadataStruct(MetadataType type, absl::string_view name,
  return;
  }
  ProtobufWkt::Struct proto_struct;
  - if (proto_struct.ParseFromArray(serialized_proto_struct.data(), serialized_proto_struct.size())) {
  + if (!proto_struct.ParseFromArray(serialized_proto_struct.data(), serialized_proto_struct.size())) {
  return;
  }
  streamInfo->setDynamicMetadata(std::string(name), proto_struct);
  