DangerOnTheRanger: Prevent CCM from receiving feature gates it doesn't support

JobBuild
283
10-20 21:31
cloud-provider-gcp-e2e-full 1460730137749229568 1453772652064804864 1450937610502410240
cloud-provider-gcp-tests 1460730137677926400 1453772651850895360 1450937610422718464
cloud-provider-gcp-verify-all 1460730137707286528 1453772651888644096 1450937610464661504