Update git submodules

* Update docs/submodules/compass4nfv from branch 'stable/euphrates'
  - Fix the python-ldap version

    when python-ldap is newest version, there are some issues in dependence

    Change-Id: I29f30900733cdd87d922b17da0f7c551b7cbdc90
    Signed-off-by: wutianwei <wutianwei1@huawei.com>
    (cherry picked from commit db18432af86badcac4d12066f0c2379b7857a165)

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index a277f93..2d9022a 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit a277f932e8b3c703736368e4c8b74ccd716aba7a
+Subproject commit 2d9022a663ec99102c86a1c6efffe20b99495b02