Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Merge "FIX access database failed"
  - FIX access database failed

    JIRA: COMPASS-521

    Use a hard value to set number of workers for Openstack API
    service. This way only fix E9000 failed temporarily. Database need
    to update in a late patch.

    Change-Id: Ie03f6a758e1e458567054470962b5be4f6ee630e
    Signed-off-by: liyuenan <liyuenan@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index 4ef20a7..c79c539 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit 4ef20a75da0cad69c05c8f4a91efb7e344f620a9
+Subproject commit c79c539411bec3da60bf60cb41906c63c1184ce5