Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - xci: osa: Bump SHA for os_neutron

    We require the following patch to deploy ODL when using Ubuntu

    https://review.openstack.org/#/c/597003/1

    This SHA bump adds it

    Change-Id: I0382a4c3946aeff2ddd86a932055dd770c520c74
    Signed-off-by: Manuel Buil <mbuil@suse.com>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index b8ad564..5db3edb 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit b8ad5643cb1b1d0f5b9da2247f284fed33acb5b3
+Subproject commit 5db3edb772a314cd9bec3b1028fcc8d7553f29d6