Moved GC to CImpl (GONRG-10420)

devops/gc/pipeline/override-stages.yml

provider/storage-gc/README.md

provider/storage-gc/cloudbuild/Dockerfile.cloudbuild

provider/storage-gc/docs/anthos/README.md

provider/storage-gc/docs/anthos/pics/client.png

provider/storage-gc/docs/anthos/pics/rabbit.PNG

provider/storage-gc/docs/anthos/pics/sa.png

provider/storage-gc/docs/gc/README.md

provider/storage-gc/maven/settings.xml

provider/storage-gc/pom.xml

...roup/osdu/storage/provider/gcp/StorageApplicationGCP.java

...e/provider/gcp/logging/formatter/GoogleJsonFormatter.java

...messaging/config/MessagingCustomContextConfiguration.java

...p/messaging/jobs/LegalComplianceChangeServiceGcpImpl.java

...rovider/gcp/messaging/jobs/LegalTagChangedProcessing.java

...age/provider/gcp/messaging/jobs/OqmSubscriberManager.java

.../messaging/scope/override/ScopeModifierPostProcessor.java

...ovider/gcp/messaging/scope/override/ThreadDpsHeaders.java

...du/storage/provider/gcp/messaging/thread/ThreadScope.java

.../provider/gcp/messaging/thread/ThreadScopeAttributes.java