fix(scylla version for k8s): not check scylla version parameter
fix(scylla version for k8s): not check scylla version parameter

Do not check Scylla version for 'k8s-gce-minikube' backend.
It'll take the docker for selected version

scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-longevity-tests,scylladb/scylla-cluster-tests,scylladb/scylla-longevity-tests,scylladb/scylla-cluster-tests,scylladb/scylla-longevity-tests,scylladb/scylla-cluster-tests