Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Open log server of OSA

    JIRA: -

    Open log server of OpenStack Ansible to collect all of the
    logs in each LXC. Then it will be very convenient to debug.

    Change-Id: Iafd625a2af4eea04ff7528c9d8007bed1b218822
    Signed-off-by: Yifei Xue <xueyifei@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index 1c05ddf..5d2534f 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit 1c05ddf7d46751f0e2813c5a06d3958058008488
+Subproject commit 5d2534f444a6ef4023549b5a65435e72aed9cb75