Update git submodules

* Update docs/submodules/appc/deployment.git from branch 'master'
  to ad2dd764af4b12b15c91dffb4cd904c0310e2508
  - Add DownloadNESw and ActivateNESw entries to APPC DB

    Update VNF_DG_MAPPING and PROCESS_FLOW_REFERENCE tables for
    DownloadNESw and ActivateNESw in APPC DB.

    Issue-ID: APPC-1812
    Change-Id: I02f5b4f617ec88be785d4dddba007889bf1f9805
    Signed-off-by: Enbo Wang <wangenbo@huawei.com>

diff --git a/docs/submodules/appc/deployment.git b/docs/submodules/appc/deployment.git
index ab98e98..ad2dd76 160000 (submodule)
--- a/docs/submodules/appc/deployment.git
+++ b/docs/submodules/appc/deployment.git
@@ -1 +1 @@
-Subproject commit ab98e98ea587c7fc753300c5a5bf0d512b627649
+Subproject commit ad2dd764af4b12b15c91dffb4cd904c0310e2508