Update application version to latest version from networkservicemesh/…

…cmd-nse-icmp-responder-vpp@master networkservicemesh/cmd-nse-icmp-responder-vpp#7

networkservicemesh/cmd-nse-icmp-responder-vpp PR link: networkservicemesh/cmd-nse-icmp-responder-vpp#7

networkservicemesh/cmd-nse-icmp-responder-vpp commit message:
commit 429ddae5db43bbf77283cf9505603752fb171b4f
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Thu Feb 18 11:17:22 2021 -0600

    Merge 0a7bac2be1ec7161e08ce4849d38d84841322086 into ff340e5af752688f26d592f01c332536364ff42d

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

apps/nse-memif/nse.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
         - name: nse
-          image: networkservicemeshci/cmd-nse-icmp-responder-vpp:cbc42bad
+          image: networkservicemeshci/cmd-nse-icmp-responder-vpp:429ddae5
           imagePullPolicy: IfNotPresent
           env:
             - name: SPIFFE_ENDPOINT_SOCKET