Update application version to latest version from networkservicemesh/…

…cmd-nse-icmp-responder@master networkservicemesh/cmd-nse-icmp-responder#85

networkservicemesh/cmd-nse-icmp-responder PR link: networkservicemesh/cmd-nse-icmp-responder#85

networkservicemesh/cmd-nse-icmp-responder commit message:
commit 74f97dbd1fb08dcc0502fe7954dcf1fe804a017e
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Sat Feb 20 06:25:14 2021 -0600

    Merge d15c5d4c4180c513d91a93c92030f4008c7e40e4 into 1e9849c9e64df2435f44aafd4479945ee7204f76

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:72f1a8d6
+          image: networkservicemeshci/cmd-nse-icmp-responder:74f97dbd
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET