Update git submodules

* Update docs/submodules/releng from branch 'master'
  to 1a632d79c86df67898619509dd822466f6122f47
  - Run Functest K8s smoke test sequentially

    It also reorders xally_kubernetes and conformance.

    Change-Id: I5a9aab3f9f7cecd443b1246c8b8de7d148632a08
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 5141565..1a632d7 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 5141565bb09aedf33878648af08863b86e8dba27
+Subproject commit 1a632d79c86df67898619509dd822466f6122f47