Bump com.google.protobuf:protobuf-java from 3.25.3 to 4.28.2

Bumps [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf) from 3.25.3 to 4.28.2.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/commits)

---
updated-dependencies:
- dependency-name: com.google.protobuf:protobuf-java
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -74,7 +74,7 @@
     <pekko.grpc.version>1.0.2</pekko.grpc.version>
     <pekko.http.version>1.0.1</pekko.http.version>
     <pekko.version>1.1.1</pekko.version>
-    <protobuf.version>3.25.3</protobuf.version>
+    <protobuf.version>4.28.2</protobuf.version>
     <protoc.version>3.25.2</protoc.version>
     <scala.lib.version>2.13.15</scala.lib.version>
     <scala.version>2.13</scala.version>