Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to a685302cf50f865cf8b22b17fbe9fe291b12a2dc
  - Ignore auto-generated file in catalog-be
    
    Create a gitignore file to catalog-be and add autogenerated
    file "Artifact-Generator.properties" to the ignore list.
    
    Change-Id: Ia482e057c56d059c9ee5dde16fd6b0419623936e
    Issue-ID: SDC-2724
    Signed-off-by: andre.schmid <andre.schmid@est.tech>
    
1 file changed