chore(gradle): bump com.google.protobuf:protobuf-java

Bumps [com.google.protobuf:protobuf-java](https://github.com/protocolbuffers/protobuf) from 3.25.3 to 4.28.3.
- [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]>

gradle/libs.versions.toml

@@ -64,7 +64,7 @@ pac4j = "5.7.0"
 parquet = "1.14.3"
 picocli = "4.7.6"
 postgresql = "42.7.4"
-protobuf = "3.25.3"
+protobuf = "4.28.3"
 randelshofer = "1.0.1"
 rdblue = "0.1.1"
 selenium = "4.16.1"