Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 0234b8a247abc7bc994876569fa929a141a1cbe5
  - Activate DGs for CDS POC scaleout
    
    Adding the DGs for the CDS POC scaleout
    to the dg_activate file so they will be
    marked active in the database.
    
    Change-Id: I1a9077bec657c9a868847022f0ab3178c911cef2
    Signed-off-by: Patrick Brady <patrick.brady@att.com>
    Issue-ID: APPC-1850
    
diff --git a/docs/submodules/appc.git b/docs/submodules/appc.git
index f2a7462..0234b8a 160000
--- a/docs/submodules/appc.git
+++ b/docs/submodules/appc.git
@@ -1 +1 @@
-Subproject commit f2a7462d4c7652dec1aa12fac122674be8bc62c3
+Subproject commit 0234b8a247abc7bc994876569fa929a141a1cbe5