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

…d-forwarder-ovs@main

PR link: networkservicemesh/cmd-forwarder-ovs#137

Commit: a5bea72
Author: Ed Warnicke
Date: 2022-05-12 21:06:37 -0500
Message:
  - Merge pull request #137 from networkservicemesh/update/networkservicemesh/sdk-ovs
Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/forwarder-ovs/forwarder.yaml

@@ -18,7 +18,7 @@ spec:
       hostPID: true
       hostNetwork: true
       containers:
-        - image: ghcr.io/networkservicemesh/ci/cmd-forwarder-ovs:4cf5108
+        - image: ghcr.io/networkservicemesh/ci/cmd-forwarder-ovs:a5bea72
           imagePullPolicy: IfNotPresent
           name: forwarder-ovs
           securityContext: