Update application version to latest version from networkservicemesh/…

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

networkservicemesh/cmd-nsmgr PR link: https://github.com/networkservicemesh/cmd-nsmgr/pull/

networkservicemesh/cmd-nsmgr commit message:
commit 15d5d156a0ad10d22330e5c8199bfc686372e954
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Wed Mar 24 03:00:24 2021 -0500

    Update from update/networkservicemesh/sdk (#212)

    * Update go.mod and go.sum to latest version from networkservicemesh/sdk@master networkservicemesh/sdk#786

    networkservicemesh/sdk PR link: networkservicemesh/sdk#786

    networkservicemesh/sdk commit message:
    commit a9754c798b744b599e0420e29ee84e0e176c8807
    Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
    Date:   Tue Mar 23 10:24:22 2021 -0500

        Update from update/networkservicemesh/api

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

    * Fix heal update (#213)

    Signed-off-by: Artem Belov <artem.belov@xored.com>

    Co-authored-by: NSMBot <nsmbot@networkservicmesh.io>
    Co-authored-by: Artem Belov <artem.belov@xored.com>

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

apps/nsmgr/nsmgr.yaml

@@ -15,7 +15,7 @@ spec:
         app: nsmgr
     spec:
       containers:
-        - image: networkservicemeshci/cmd-nsmgr:4e9c4719
+        - image: networkservicemeshci/cmd-nsmgr:15d5d156
           imagePullPolicy: IfNotPresent
           name: nsmgr
           ports: