Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to e6a4b30df9c1e712feacdacb04b205c9efd773bc
  - Fix sdc-backend image context.xml creation
    
    The file was not being overwritten during the build process.
    It was not changing after the first build, causing war artifact
    version problems while running the container.
    
    Change-Id: I8b1ab741c82f9274a2049bb4c2d1c3a8c1c8ee38
    Issue-ID: SDC-2862
    Signed-off-by: andre.schmid <andre.schmid@est.tech>
    
1 file changed