Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to 05d0a1772ba64089db033e1e4ce55e0549aef81d
  - catalog-be code coverage increase
    
    Added tests for ArtifactExternalServlet
    
    Change-Id: Ic20e172e910f9c5e18d3f43f78a10a36c588f16d
    Issue-ID: SDC-2326
    Signed-off-by: Piotr Darosz <piotr.darosz@nokia.com>
    
1 file changed