Update application version to latest version from networkservicemesh/…

…cmd-registry-memory@main networkservicemesh/cmd-registry-memory#

networkservicemesh/cmd-registry-memory PR link: https://github.com/networkservicemesh/cmd-registry-memory/pull/

networkservicemesh/cmd-registry-memory commit message:
commit c2f438c844aa69152079fe2c6e9906c216e58343
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Sat Apr 17 16:13:04 2021 -0500

    Sync files with networkservicemesh/cmd-template (#270)

    This PR syncs files with https://github.com/networkservicemesh/cmd-template

    Revision: https://github.com/networkservicemesh/cmd-template/commits/53a5c472676275aa3889aba5a67583b8044b0822

    commit 53a5c472676275aa3889aba5a67583b8044b0822
    Author: Ed Warnicke <hagbard@gmail.com>
    Date:   Sat Apr 17 15:57:53 2021 -0500

        Migrate from 'master' default branch to 'main' (#71)

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

    Co-authored-by: NSMBot <nsmbot@networkservicmesh.io>

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

apps/registry-memory/registry-memory.yaml

@@ -15,7 +15,7 @@ spec:
         app: nsm-registry
     spec:
       containers:
-        - image: networkservicemeshci/cmd-registry-memory:4b6c5f3b
+        - image: networkservicemeshci/cmd-registry-memory:c2f438c8
           env:
             - name: SPIFFE_ENDPOINT_SOCKET
               value: unix:///run/spire/sockets/agent.sock