Update git submodules

Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "[Functest] Cleanup daily Jenkins job"
  - [Functest] Cleanup daily Jenkins job

    There is a former job template which was used for testing Alpine
    containers at the beginning on 2 alpine-pods. That is not needed
    any longer since we are running Alpine everywhere.
    Also, this patch re-orders the builders.

    Change-Id: Iabb41552f513773ebae1170232b8db1aeceb9a59
    Signed-off-by: Jose Lausuch <jalausuch@suse.com>