Update git submodules

* Update docs/submodules/usecase-ui.git from branch 'master'
  to 97832708ef615e7c32413e3c462ea669d5856450
  - feat: optimize the code for the service-list component
    
    Change-Id: I99c497d700c988fcb6569a4a907ca2a5489f08bf
    Issue-ID: USECASEUI-307
    Signed-off-by: cyuamber <xuranyjy@chinamobile.com>
    
1 file changed