Update application version to latest version from networkservicemesh/…

…cmd-nsmgr-proxy@main networkservicemesh/cmd-nsmgr-proxy#

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

networkservicemesh/cmd-nsmgr-proxy commit message:
commit 3ec50778e05782aeccbb70dcd6ce9a4cab8fd38a
Author: Ed Warnicke <hagbard@gmail.com>
Date:   Wed Jul 21 08:20:13 2021 -0500

    Merge pull request #191 from networkservicemesh/update/networkservicemesh/sdk

    Update from update/networkservicemesh/sdk

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

apps/nsmgr-proxy/nsmgr-proxy.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       serviceAccount: nsmgr-proxy-sa
       containers:
-        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr-proxy:126c2c0
+        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr-proxy:3ec5077
           imagePullPolicy: IfNotPresent
           name: nsmgr-proxy
           ports: