Update application version to latest version from networkservicemesh/…

…cmd-nsmgr@master networkservicemesh/cmd-nsmgr#222

networkservicemesh/cmd-nsmgr PR link: networkservicemesh/cmd-nsmgr#222

networkservicemesh/cmd-nsmgr commit message:
commit 4bb79a78b04224c5b550f2c4d5656817cd53b75d
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Wed Mar 31 09:59:09 2021 -0500

    Update from update/networkservicemesh/sdk

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

apps/nsmgr/nsmgr.yaml

@@ -15,7 +15,7 @@ spec:
         app: nsmgr
     spec:
       containers:
-        - image: networkservicemeshci/cmd-nsmgr:69f33d72
+        - image: networkservicemeshci/cmd-nsmgr:4bb79a78
           imagePullPolicy: IfNotPresent
           name: nsmgr
           ports: