Update git submodules

* Update docs/submodules/sdc.git from branch 'master'
  to 5c55e23700716698d03fde052c0a89622b9f6c54
  - unit tests - asdctool
    
    Additional junit tests
    
    Change-Id: I889772efaccbc6f1555d50cd47a02d868348d310
    Issue-ID: SDC-2326
    Signed-off-by: Tomasz Golabek <tomasz.golabek@nokia.com>
    
1 file changed