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 d78b21528fd997e78fe4287b546f449cfc572e59
Author: Network Service Mesh Bot <60070799+nsmbot@users.noreply.github.com>
Date:   Mon Apr 19 01:29:25 2021 -0500

    Update go.mod and go.sum to latest version from networkservicemesh/sd…

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:6fe93c16
+        - image: networkservicemeshci/cmd-registry-memory:d78b2152
           env:
             - name: SPIFFE_ENDPOINT_SOCKET
               value: unix:///run/spire/sockets/agent.sock