Update git submodules

Update git submodules

* Update docs/submodules/releng from branch 'master'
  - Merge "xci: Structure osa periodic jobs"
  - xci: Structure osa periodic jobs

    This job
    - updates osa periodic jobs to use multijob project type
    - adds pollscm trigger to prevent running job unnecessarily
    if there is no change in upstream osa

    The execute shell parts will be sent in separate change(s).

    Change-Id: I5f9b4cad04b245192171278e6bf2806c94369854
    Signed-off-by: Fatih Degirmenci <fatih.degirmenci@ericsson.com>