Update go.mod and go.sum to latest version from networkservicemesh/cm…

…d-nsmgr@main

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

Commit: e6eaadc
Author: Artem Glazychev
Date: 2021-11-03 13:20:27 +0700
Message:
  - Increase default dial timeout (#400)
Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/nsmgr/nsmgr.yaml

@@ -16,7 +16,7 @@ spec:
         "spiffe.io/spiffe-id": "true"
     spec:
       containers:
-        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr:8df1f5f
+        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr:e6eaadc
           imagePullPolicy: IfNotPresent
           name: nsmgr
           ports: