Update application version to latest version from networkservicemesh/…

…cmd-nse-icmp-responder-vpp@main networkservicemesh/cmd-nse-icmp-responder-vpp#

networkservicemesh/cmd-nse-icmp-responder-vpp PR link: https://github.com/networkservicemesh/cmd-nse-icmp-responder-vpp/pull/

networkservicemesh/cmd-nse-icmp-responder-vpp commit message:
commit 84d46cd06e274794d18f98b2b844eaeebe9b8f56
Author: Ed Warnicke <hagbard@gmail.com>
Date:   Tue Jul 20 09:50:23 2021 -0500

    Merge pull request #193 from networkservicemesh/update/networkservicemesh/sdk-vpp

    Update from update/networkservicemesh/sdk-vpp

Signed-off-by: NSMBot <nsmbot@networkservicmesh.io>

apps/nse-memif/nse.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
         - name: nse
-          image: ghcr.io/networkservicemesh/ci/cmd-nse-icmp-responder-vpp:1b67934
+          image: ghcr.io/networkservicemesh/ci/cmd-nse-icmp-responder-vpp:84d46cd
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET