Fix deploy-hostpath.sh hostpath pod and CRD conditional

Signed-off-by: Grant Griffiths <grant@portworx.com>

deploy/util/deploy-hostpath.sh

@@ -203,7 +203,7 @@ done
 # snapshotter, resizer, socat and hostpath plugin in the default namespace.
 expected_running_pods=6
 cnt=0
-while [ $(kubectl get pods 2>/dev/null | grep '^csi-hostpath.* Running ' | wc -l) -lt $expected_running_pods ] || ! kubectl describe volumesnapshotclasses.snapshot.storage.k8s.io 2>/dev/null >/dev/null; do
+while [ $(kubectl get pods 2>/dev/null | grep '^csi-hostpath.* Running ' | wc -l) -lt ${expected_running_pods} ] || ! kubectl describe volumesnapshotclasses.snapshot.storage.k8s.io 2>/dev/null >/dev/null; do
     if [ $cnt -gt 30 ]; then
         echo "$(kubectl get pods 2>/dev/null | grep '^csi-hostpath.* Running ' | wc -l) running pods:"
         kubectl describe pods