Update git submodules

* Update docs/submodules/sdc/sdc-workflow-designer.git from branch 'master'
  to 6b030f7063438153078563a3cf0f902c4aaafa55
  - Bumped up version to 1.5.0
    
    Change-Id: I538a52a0a0874cfe04621683c6900213f5fcff90
    Issue-ID: SDC-1920
    Signed-off-by: Sonsino, Ofir (os0695) <os0695@intl.att.com>
    
1 file changed