Update application version to latest version from networkservicemesh/…

…cmd-registry-k8s@master networkservicemesh/cmd-registry-k8s#53

networkservicemesh/cmd-registry-k8s PR link: networkservicemesh/cmd-registry-k8s#53

networkservicemesh/cmd-registry-k8s commit message:
commit ccf0f8cb9347c5735f7373c45c8822766c894795
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Mon Mar 15 01:30:21 2021 -0500

    Merge 62247497e22ceeb034cb22060f3ec47ad865e42d into 91ee4491eae598329f1f9b9c65a0e7afda8d671c

Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/registry-k8s/registry-k8s.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       serviceAccountName: registry-k8s-sa
       containers:
-        - image: networkservicemeshci/cmd-registry-k8s:f56d824d
+        - image: networkservicemeshci/cmd-registry-k8s:ccf0f8cb
           env:
             - name: SPIFFE_ENDPOINT_SOCKET
               value: unix:///run/spire/sockets/agent.sock