Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Merge "setup ovs create network flavor"
  - setup ovs create network flavor

    1. replace the linuxbridge with openvswitch
    2. create the network and flavors
    3. fix the haproxy when public endpoint using http

    Change-Id: I6fe93d0c4d5305e5dcab8d2e6c628eb5fa23ab56
    Signed-off-by: wutianwei <wutianwei1@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index f0e6a73..81ddb0a 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit f0e6a736f8cc1f98e5f067b4e433f5af594e7c48
+Subproject commit 81ddb0a110736415cab48240935b436cd6656ac7