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

…d-nsmgr-proxy@main

PR link: networkservicemesh/cmd-nsmgr-proxy#493

Commit: b9b7d74
Author: Network Service Mesh Bot
Date: 2024-04-18 04:56:04 -0500
Message:
  - Update go.mod and go.sum to latest version from networkservicemesh/sdk@main (#493)
PR link: networkservicemesh/sdk#1584
Commit: 608b1b5
Author: Lazy Bear
Date: 2024-04-18 13:48:31 +0400
Message:
    - Add dual stack support. (#1584)
* Add dual stack support.
* Support client multi channel subscription.
* Fix unit tests.
* Fix vL3 test.
---------
Signed-off-by: Vitaliy Guschin <vitaliy.guschin@spirent.com>
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:a240499
+        - image: ghcr.io/networkservicemesh/ci/cmd-nsmgr-proxy:b9b7d74
           imagePullPolicy: IfNotPresent
           name: nsmgr-proxy
           ports: