Update git submodules

* Update docs/submodules/policy/engine.git from branch 'master'
  to ffd7241c7bfa8d8b68b504406fc6ed4cc299ffe6
  - Update standalone legacy policy UI recipe
    
    Issue-ID: PORTAL-760
    Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
    Change-Id: I02c96873768660403b86db736cb3762d0ff8f5ff
    Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
    
1 file changed