deps: update dependency com.google.protobuf:protobuf-bom to v3.19.3 (#674)

Author: renovate-bot

java-core/pom.xml

@@ -160,7 +160,7 @@
     <google.http.version>1.41.0</google.http.version>
     <graalvm.version>22.0.0</graalvm.version>
     <grpc.version>1.43.1</grpc.version>
-    <protobuf.version>3.19.2</protobuf.version>
+    <protobuf.version>3.19.3</protobuf.version>
     <opencensus.version>0.30.0</opencensus.version>
     <annotations-api.version>1.3.2</annotations-api.version>
     <guava.version>31.0.1-jre</guava.version>