Update git submodules

Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - Merge "[baremetal] Fixup pike deployment"
  - [baremetal] Fixup pike deployment

    * up glusterfs.client state before actual volume usage
    * handle keystone server state
    * specify suitable nova packages list for uca repo
      (consoleproxy vs novncproxy)
    * upgrade vcp nodes to get proper cryptography
      library for keystone
    * align service names for libvirt & glusterfs

    Change-Id: Iaeb7d147e6d407bbeaec2d40fd81037c939c3fe0
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>