Update git submodules

* Update kubernetes/aai from branch 'master'
  to ab137ca81f5d4f9eb3d442f37f8e7ea52d7757f0
  - Merge "Removed the PNF mappings from AAI-Babel cfg"
  - Removed the PNF mappings from AAI-Babel cfg
    
    It comes out, that when these mappings are filled in aai-babel tosca-mappings, the Service model distribution breaks.
    We will need a permanent fix in Guilin release, for now, let`s remove that mapping.
    
    Change-Id: I714979d6e032a09d74ad658d82b304c7165adb96
    Signed-off-by: deen1985 <damian.nowak@nokia.com>
    Issue-ID: AAI-2845
    
1 file changed