Update application version to latest version from networkservicemesh/…

…cmd-nse-icmp-responder@master networkservicemesh/cmd-nse-icmp-responder#86

networkservicemesh/cmd-nse-icmp-responder PR link: networkservicemesh/cmd-nse-icmp-responder#86

networkservicemesh/cmd-nse-icmp-responder commit message:
commit 940db1c8e7bc0a862505014542b644afd3737788
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Sun Feb 21 14:52:46 2021 -0600

    Merge ec97b9e8ef3d7672e0e8c60929d38525366faa3b into 464baebda458d07d9c8325aa591cd91861cc40ec

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

apps/nse-kernel/nse.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
         - name: nse
-          image: networkservicemeshci/cmd-nse-icmp-responder:74f97dbd
+          image: networkservicemeshci/cmd-nse-icmp-responder:940db1c8
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET