Metrics server and it's APIService consume certs and CA bundle form openshfit/service-ca-operator.
Certs are stored in Secret -> we watch for it's change and restart MetricsServer if needed
CA bundle is stored in ConfigMap -> we watch for it's change and restart MetricsServer if needed, this could be removed once we are deploying KEDA v2 (it is using k8s v 1.17, and MetricsServer in this version detects changes automatically)
Metrics server and it's APIService consume certs and CA bundle form openshfit/service-ca-operator.
Fixes: #11