⬆️ Bump protobuf from 3.23.0 to 4.28.0

Bumps `protobuf` from 3.23.0 to 4.28.0.

Updates `com.google.protobuf:protoc` from 3.23.0 to 4.28.0
- [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)

Updates `com.google.protobuf:protobuf-java-util` from 3.23.0 to 4.28.0

Updates `com.google.protobuf:protobuf-kotlin` from 3.23.0 to 4.28.0

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

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

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ kotlin = "2.0.0"
 ktor = "2.2.4"
 grpc-kotlin = "1.3.0"
 grpc = "1.55.1"
-protobuf = "3.23.0"
+protobuf = "4.28.0"
 logback = "1.4.7"
 jooq = "3.19.11"
 postgresql = "42.5.1"