Bump com.google.protobuf:protoc in the protobuf-dependencies group

Bumps the protobuf-dependencies group with 1 update: [com.google.protobuf:protoc](https://github.com/protocolbuffers/protobuf).


Updates `com.google.protobuf:protoc` from 3.25.5 to 3.25.6
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.25.5...v3.25.6)

---
updated-dependencies:
- dependency-name: com.google.protobuf:protoc
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: protobuf-dependencies
...

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

protobuf/pom.xml

@@ -32,7 +32,7 @@
         <maven-replacer-plugin.version>1.4.1</maven-replacer-plugin.version>
 
         <!-- dependency versions -->
-        <protoc.version>3.25.5</protoc.version>
+        <protoc.version>3.25.6</protoc.version>
     </properties>
 
     <!-- Dependencies -->