fix: specify the exact subscription api

This is needed, in case there might be multiple subscription crds in
the cluster, like subscriptions.apps.open-cluster-management.io

Author: darkdoc

hack/operator-build-deploy.sh

@@ -84,7 +84,7 @@ wait_for_resource "operator" "${OPERATOR}" "${NS}"
 
 while true; do
     set +e
-    INSTALLED_CSV=$(oc get subscription "${OPERATOR}" -n "${NS}" -o jsonpath='{.status.installedCSV}')
+    INSTALLED_CSV=$(oc get subscriptions.operators.coreos.com "${OPERATOR}" -n "${NS}" -o jsonpath='{.status.installedCSV}')
     if [ -z "${INSTALLED_CSV}" ]; then
         sleep 10
     else