Merge pull request #31 from iazaran/renovate/google-protobuf-3.x

Update dependency google/protobuf to v3.19.3

Author: iazaran

composer.json

@@ -34,6 +34,6 @@
         "ext-grpc": "*",
         "phpmailer/phpmailer": "6.5.3",
         "grpc/grpc": "1.42.0",
-        "google/protobuf": "3.19.2"
+        "google/protobuf": "3.19.3"
     }
 }