Update application version to latest version from networkservicemesh/…

…cmd-nse-icmp-responder@master networkservicemesh/cmd-nse-icmp-responder#61

networkservicemesh/cmd-nse-icmp-responder PR link: networkservicemesh/cmd-nse-icmp-responder#61

networkservicemesh/cmd-nse-icmp-responder commit message:
commit f4ab61de8b613613b9cd7cdeecdbab966654a51c
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Fri Jan 29 01:07:58 2021 -0600

    Merge 3333bedeafc245b424724324f01950e703263649 into 1f6e90bccf6d7bb90fa56db8cadf0de7f63cf6fa

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:c4909653
+          image: networkservicemeshci/cmd-nse-icmp-responder:f4ab61de
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET