Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Merge "Fix permissions on SUSE network script"
  - Fix permissions on SUSE network script

    We were not getting the eth12 interface in the computes because the
    network-config-suse file did not have executable rights:

    -rw-r--r-- 1 root root   300 Nov  9 14:40 network-config-suse

    Change-Id: Ia796123b331b67bc442d3506b944f0430f7a5f32
    Signed-off-by: Manuel Buil <mbuil@suse.com>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index c578685..ebcc3d3 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit c578685552b7d147132b548496d5c2e615ec5934
+Subproject commit ebcc3d3ca28e4412ba9c6c1340bd7c01e4328414