Update git submodules

Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to 9906b9777553cd076812f9b8944d64b6e050d09e
  - Merge "Add url path tests to definition handler"
  - Add url path tests to definition handler

    Url path parameters are not tested in the current
    unit tests. This is fixed with the use of the same
    router that is used by the main program.

    Issue-ID: MULTICLOUD-547
    Change-Id: Ie162150fb1ecf22766011339e68e03f1067779a0
    Signed-off-by: Kiran Kamineni <kiran.k.kamineni@intel.com>