Update git submodules

* Update docs/submodules/usecase-ui.git from branch 'master'
  to 61950978ddf5a13b5f1a9be5c5eb8391fcd696f4
  - Merge "feat:top card code split into new components of service-list page"
  - feat:top card code split into new components of service-list page
    
    Change-Id: I1095c2c56aeb097d7d5318a4287afbf5f4adfcd8
    Issue-ID: USECASEUI-307
    Signed-off-by: cyuamber <xuranyjy@chinamobile.com>
    
1 file changed