fix(deps): update dependency com.google.protobuf:protobuf-bom to v4

pom.xml

@@ -34,7 +34,7 @@
     <version.camunda-bpm-assert>15.0.0</version.camunda-bpm-assert>
     <version.jaxb-api>2.3.1</version.jaxb-api>
     <version.grpc>1.65.1</version.grpc>
-    <version.protobuf>3.25.3</version.protobuf>
+    <version.protobuf>4.27.2</version.protobuf>
     <version.guava>33.2.1-jre</version.guava>
     <version.error_prone_annotations>2.28.0</version.error_prone_annotations>
     <version.java-jwt>4.4.0</version.java-jwt>