Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to b14db107c5dd7eadbfecde037ad68633775502de
  - Prepared statements for DG services

    Convert sql queries to prepared statements in other
    parts of appc.

    Change-Id: If29225394de2ab286e4f2f7bdd17f6af6b286576
    Signed-off-by: Patrick Brady <patrick.brady@att.com>
    Issue-ID: OJSI-25

diff --git a/docs/submodules/appc.git b/docs/submodules/appc.git
index e0bdc35..b14db10 160000 (submodule)
--- a/docs/submodules/appc.git
+++ b/docs/submodules/appc.git
@@ -1 +1 @@
-Subproject commit e0bdc35d8428a574c6decc6075b8d8ef98f05d5f
+Subproject commit b14db107c5dd7eadbfecde037ad68633775502de