Update git submodules

Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Merge "Access the K8s dashboard and configure the CLI in opnfv host"
  - Access the K8s dashboard and configure the CLI in opnfv host

    1. Add the type: NodePort in dashboard service. the default is ClustIP,
       which cannot access from outside.
    2. Print the url ,user, password for user to access dashboard.
    3. configure the kubectl CLI in opnfv host.

    Change-Id: I6cb6e6f7547412139ece0c40a85de67a9edce0ef
    Signed-off-by: wutianwei <wutianwei1@huawei.com>