Update application version to latest version from networkservicemesh/…

…cmd-nsc-vpp@master networkservicemesh/cmd-nsc-vpp#9

networkservicemesh/cmd-nsc-vpp PR link: networkservicemesh/cmd-nsc-vpp#9

networkservicemesh/cmd-nsc-vpp commit message:
commit 6e8d4d427b7f9e14bfd782cb8679c9bab55bb2ae
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Thu Feb 18 11:17:26 2021 -0600

    Merge a17c6eba5ff269e1eb425b1b823365a9088dc728 into 780609a4cae3ae927b4c97ef98b4b0c113687995

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

apps/nsc-memif/nsc.yaml

@@ -16,7 +16,7 @@ spec:
     spec:
       containers:
         - name: nsc
-          image: networkservicemeshci/cmd-nsc-vpp:b6e3b550
+          image: networkservicemeshci/cmd-nsc-vpp:6e8d4d42
           imagePullPolicy: IfNotPresent
           env:
             - name: NSM_REQUEST_TIMEOUT