Update git submodules

* Update docs/submodules/usecase-ui.git from branch 'master'
  to 2827369be55b3fd49d63fef26f0831438e0965b9
  - feat:Optimize page display issues of csmf slicinng page
    
    Change-Id: I1cf2a526083a3aefe84b092c4f6b72923a1f9aca
    Issue-ID: USECASEUI-368
    Signed-off-by: cyuamber <xuranyjy@chinamobile.com>
    
1 file changed