Bump com.google.http-client:google-http-client-gson

Bumps [com.google.http-client:google-http-client-gson](https://github.com/googleapis/google-http-java-client) from 1.41.4 to 1.43.1.
- [Release notes](https://github.com/googleapis/google-http-java-client/releases)
- [Changelog](https://github.com/googleapis/google-http-java-client/blob/main/CHANGELOG.md)
- [Commits](googleapis/google-http-java-client@v1.41.4...v1.43.1)

---
updated-dependencies:
- dependency-name: com.google.http-client:google-http-client-gson
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

plugins/repository-gcs/build.gradle

@@ -77,7 +77,7 @@ dependencies {
   api 'com.google.api-client:google-api-client:1.34.0'
   api 'com.google.http-client:google-http-client-appengine:1.41.8'
   api 'com.google.http-client:google-http-client-jackson2:1.42.3'
-  api 'com.google.http-client:google-http-client-gson:1.41.4'
+  api 'com.google.http-client:google-http-client-gson:1.43.1'
   api 'com.google.api:gax-httpjson:0.103.1'
   api 'io.grpc:grpc-context:1.46.0'
   api 'io.opencensus:opencensus-api:0.18.0'