Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to c9e4d0ec9f9d3ac9f420c12573964e511baf8831
  - Fix potential NPE in ArtifactsBusinessLogic
    
    Fixes potential NPE in ArtifactsBusinessLogic introduced by SDC-2754.
    
    Change-Id: If53915ffc41ddd0dbcf00ea318cdae6f1b5471ad
    Issue-ID: SDC-2959
    Signed-off-by: andre.schmid <andre.schmid@est.tech>
    
1 file changed