Update git submodules

* Update frameworks/base from branch 'main'
  to 6870708b4bfdef3813d343958ae20df9c5ae45c9
  - Merge "Fix NPE in UiAutomationManager" into main
  - Fix NPE in UiAutomationManager
    
    Fix a race condition that UiAutomationService is
    destroyed just before main thread processes the
    connection.
    
    Bug: 328277279
    Test: UiAutomationManagerTest
    Merged-In: I0352ad255930ed58c111d5733e7ca2ae75fdf8fa
    Change-Id: I0352ad255930ed58c111d5733e7ca2ae75fdf8fa
    
1 file changed