Update application version to latest version from networkservicemesh/…

…cmd-nsmgr@master networkservicemesh/cmd-nsmgr#193

networkservicemesh/cmd-nsmgr PR link: networkservicemesh/cmd-nsmgr#193

networkservicemesh/cmd-nsmgr commit message:
commit 39a668a837826a516b466c25fb0c5b1f1737117d
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Thu Mar 4 09:09:03 2021 -0600

    Merge cc6b8acb39925730514fef2f19d2b234dfd5e785 into 087a2f9fcd64ff69d405bfdc1514976a1994ab2a

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

apps/nsmgr/nsmgr.yaml

@@ -15,7 +15,7 @@ spec:
         app: nsmgr
     spec:
       containers:
-        - image: networkservicemeshci/cmd-nsmgr:4cb5615a
+        - image: networkservicemeshci/cmd-nsmgr:39a668a8
           imagePullPolicy: IfNotPresent
           name: nsmgr
           ports: