build(deps): bump proto-google-common-protos from 2.9.3 to 2.9.4

Bumps [proto-google-common-protos](https://github.com/googleapis/java-iam) from 2.9.3 to 2.9.4.
- [Release notes](https://github.com/googleapis/java-iam/releases)
- [Changelog](https://github.com/googleapis/java-iam/blob/main/CHANGELOG.md)
- [Commits](https://github.com/googleapis/java-iam/commits)

---
updated-dependencies:
- dependency-name: com.google.api.grpc:proto-google-common-protos
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -168,7 +168,7 @@
         <icu4j.version>71.1</icu4j.version>
         <protobuf.version>3.21.6</protobuf.version>
         <xmlsec.version>3.0.1</xmlsec.version>
-        <protobuf.googleapi.types.version>2.9.3</protobuf.googleapi.types.version>
+        <protobuf.googleapi.types.version>2.9.4</protobuf.googleapi.types.version>
         <wsdl4j.version>1.6.3</wsdl4j.version>
         <google.truth.extension.version>1.1.3</google.truth.extension.version>