Bump protobuf.version from 3.25.6 to 4.30.2

Bumps `protobuf.version` from 3.25.6 to 4.30.2.

Updates `com.google.protobuf:protobuf-java` from 3.25.6 to 4.30.2
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.25.6...v4.30.2)

Updates `com.google.protobuf:protobuf-java-util` from 3.25.6 to 4.30.2

---
updated-dependencies:
- dependency-name: com.google.protobuf:protobuf-java
  dependency-version: 4.30.2
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: com.google.protobuf:protobuf-java-util
  dependency-version: 4.30.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

parquet-protobuf/pom.xml

@@ -31,7 +31,7 @@
 
   <properties>
     <elephant-bird.version>4.4</elephant-bird.version>
-    <protobuf.version>3.25.6</protobuf.version>
+    <protobuf.version>4.30.2</protobuf.version>
     <common-protos.version>2.54.1</common-protos.version>  <!-- make sure it's compatible with protobuf.version -->
     <truth-proto-extension.version>1.4.4</truth-proto-extension.version>
   </properties>