Update git submodules

Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to fb4b7ea522f859eeb8813f30004dd7c1fb7b3409
  - Merge "Update multicloud plugin GET handling"
  - Update multicloud plugin GET handling

    Supports multicloud API query by workload name or id.
    Gets workload details e.g. stack outputs, etc.
    To be used to fill in inputs for vfmodule
    that has a volume group or base module.

    Change-Id: If45783e82c2a209d3385be1b689a02a05baf9922
    Issue-ID: SO-1445
    Signed-off-by: Eric Multanen <eric.w.multanen@intel.com>