Update git submodules

* Update docs/submodules/ccsdk/cds.git from branch 'master'
  to 31c2f7de56c5dd90de17ec3026510e5cc660ae67
  - Add priority db field and services
    
    Issue-ID: CCSDK-1917
    Signed-off-by: Brinda Santh <bs2796@att.com>
    Change-Id: I6cf77dfe7882f9528eb65b06e23cb1e89379f5ab
    
1 file changed