Update application version to latest version from networkservicemesh/…

…cmd-registry-k8s@master networkservicemesh/cmd-registry-k8s#29

networkservicemesh/cmd-registry-k8s PR link: networkservicemesh/cmd-registry-k8s#29

networkservicemesh/cmd-registry-k8s commit message:
commit a77dc4603c42e3b3f396bcb790e0f9a4d2a660e2
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Fri Feb 12 00:39:10 2021 -0600

    Merge 6f270666bb85040a34e58a1f9f66cf5e28d7a322 into b2f4ac2359be62fcf9780ec16c5aeacdc522c761

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:fd376aaa
+        - image: networkservicemeshci/cmd-registry-k8s:a77dc460
           env:
             - name: SPIFFE_ENDPOINT_SOCKET
               value: unix:///run/spire/sockets/agent.sock