Update application version to latest version from networkservicemesh/…

…cmd-registry-k8s@master networkservicemesh/cmd-registry-k8s#48

networkservicemesh/cmd-registry-k8s PR link: networkservicemesh/cmd-registry-k8s#48

networkservicemesh/cmd-registry-k8s commit message:
commit 7a49a80c666951d6c22b15d39af637fc11cd8b37
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Thu Mar 4 22:33:11 2021 -0600

    Merge 1985f29740633e4051ca801135e627c680a2910d into 36d8ffa35bd0466988a8416178bbc36a97f551c3

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:92e860c1
+        - image: networkservicemeshci/cmd-registry-k8s:7a49a80c
           env:
             - name: SPIFFE_ENDPOINT_SOCKET
               value: unix:///run/spire/sockets/agent.sock