Update git submodules

* Update cts from branch 'master'
  to 78cf2215e22c46e739ff9196d44e3d33cd9486ae
  - Merge "Add Telephony CellInfo CTS for SDK28"
  - Add Telephony CellInfo CTS for SDK28
    
    Add a CTS test to verify that CellInfo is still
    updated periodically by calls to getAllCellInfo() for
    apps targeting SDK level 28 or earlier.
    
    -Add a new test app that targets API level 28
    -Reorganize the CTS tests so that the existing
     coverage is targeted to the current SDK level.
    
    Bug: 122834594
    Test: atest CtsTelephonySdk28TestCases
    
    Change-Id: I3cd197578bb03b33063c204390469b92418c57a6
    
1 file changed