Update git submodules

Update git submodules

* Update docs/submodules/optf/has.git from branch 'master'
  to 199e4080955b66a4543effa7193e36fa995b072b
  - Merge "New Inventory type for TD"
  - New Inventory type for TD

    * New inventory type 'vfmodule' for ditribute traffic and
      refactored 'service' type that has many functions in
      common with 'vfmodule' type
    * Improved optimizer for random pick algorithm when no
      optimization constraint is specified
    * Unit tests added
    * resolve_demands() refactored to make it testable and to remove
      code repetitions for different inventory types

    Change-Id: If5c7e7d2d4e7c1b449d0b37e5c33c697aa4e653f
    Issue-ID: OPTFRA-445
    Signed-off-by: Lukasz Rajewski <lukasz.rajewski@orange.com>