Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to c94be5f49f845bcbe115be749da2a7647329933c
  - Merge "update uemobilityLevel to uEMobilityLevel adapter NBI"
  - update uemobilityLevel to uEMobilityLevel adapter NBI
    
    Issue-ID: SO-2919
    
    Signed-off-by: hetengjiao <hetengjiao@chinamobile.com>
    Change-Id: If6d4e9e38ddd6a33324b3a5a840d0449545bdd40
    
1 file changed