- Permits cloud_run parameter in ClustersController#create
- Enables httpLoadBalancing, istioConfig, and cloudRunConfig in
  Gcp ProvisionService if cloud_run is enabled
- Add `Enable Cloud Run on GKE` checkbox to cluster create page
- Add `Enable Cloud Run on GKE` checkbox to cluster details
- Default knative to pre_installed for cloud_run clusters
- Make knative not uninstallable for pre_installd clusters
- Update project clusters docs with entry about Cloud Run
- Update tests and add new test for cluster with cloud_run enabled
- Add Cloud Run on GKE strings to translations
- Add spec that will fail when google-api-client has been upgraded
- Add pre_installed to applications frontend
- Pass providerType and preInstalledKnative to frontend
- Display `installed via` on frontend for Cloud Run
- Add Cloud Run spec for FinalizeCreationService

Relates to https://gitlab.com/gitlab-org/gitlab/issues/27502