Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "Update Functest jobs"
  - Update Functest jobs

    Add support for functest tier with multijob
    Add publishers separate for fetures and
    all other functest tiers
    Run functest features suits in a mutijob
    Since there are no arm specific requirements,
    remove arm-daily builders and jobs

    JIRA: FUNCTEST-917

    Change-Id: I92e3d7ca378dd6d293520c679c741de4bf336639
    Signed-off-by: Delia Popescu <delia.popescu@enea.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 4d74144..d63b623 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 4d7414428a945c602bc01067288b72e3b2ec34e4
+Subproject commit d63b62357077891d9395d351fd85e97d31ad87fc