Protobuf schema change detected

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: lucy66hw

protos/generated/services/default_service.proto

@@ -12,6 +12,12 @@ option java_multiple_files = true;
 option java_outer_classname = "CommonProto";
 option java_package = "org.opensearch.protobufs";
 
+service DefaultService {
+  rpc Bulk(BulkRequest) returns (BulkResponse);
+
+  rpc Search(SearchRequest) returns (SearchResponse);
+}
+
 message BulkRequest {
   repeated BulkRequestBody bulk_request_body = 1;