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

…d-nse-vl3-vpp@main

PR link: networkservicemesh/cmd-nse-vl3-vpp#18

Commit: 76c9475
Author: Network Service Mesh Bot
Date: 2022-04-12 16:12:25 -0500
Message:
  - Update go.mod and go.sum to latest version from networkservicemesh/sd…
Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/nse-vl3-vpp/nse.yaml

@@ -17,7 +17,7 @@ spec:
     spec:
       containers:
         - name: nse
-          image: ghcr.io/networkservicemesh/ci/cmd-nse-vl3-vpp:e391bfa
+          image: ghcr.io/networkservicemesh/ci/cmd-nse-vl3-vpp:76c9475
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET