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

…d-nsmgr-proxy@main

PR link: networkservicemesh/cmd-nsmgr-proxy#400

Commit: 39be043
Author: Denis Tingaikin
Date: 2022-12-18 03:01:16 +0300
Message:
  - Merge pull request #400 from NikitaSkrynnik/add-policies
Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/nsmgr-proxy/nsmgr-proxy.yaml

@@ -17,7 +17,7 @@ spec:
     spec:
       serviceAccount: nsmgr-proxy-sa
       containers:
-        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr-proxy:4f13c13
+        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr-proxy:39be043
           imagePullPolicy: IfNotPresent
           name: nsmgr-proxy
           ports: