Bump com.google.protobuf:protoc from 3.23.4 to 4.28.2

Bumps [com.google.protobuf:protoc](https://github.com/protocolbuffers/protobuf) from 3.23.4 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:protoc
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -2,7 +2,7 @@ import org.gradle.plugins.ide.eclipse.model.SourceFolder
 
 buildscript {
     ext {
-        protobufVersion = '3.23.4'
+        protobufVersion = '4.28.2'
         protobufPluginVersion = '0.8.18'
         grpcVersion = '1.63.0'
         springBootVersion = '3.3.1'