Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Remove the quotes from the IP

    Functest complains that it cannot connect to the installer because it does
    not understand the ip or hostname. The cause for this is the quotes in the
    template

    Change-Id: I75c30b7f1bbcee3f968692b4347ceb13ab1131d2
    Signed-off-by: Manuel Buil <mbuil@suse.com>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index e399ec8..7056b91 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit e399ec873c902675c9b154dcc40d47358f3a95ee
+Subproject commit 7056b91177bcfb2f745cbb3d4c6e55005c59b9c7