Update git submodules

* Update frameworks/support from branch 'androidx-main'
  to 1449e964278288409ce3f430ea0571b432c73c15
  - Merge "Use different JvmName for ViewModelProvider" into androidx-main
  - Use different JvmName for ViewModelProvider
    
    Lifecycle 2.3.0 and 2.4.0+ have compatibility issues because the
    ViewModelProvider class was converted to kotlin and there is a name
    clash with ViewModelProviderKt.
    
    RelNote: "Fixed a compatibility issue with Lifecycle 2.3 and newer
    Lifecycle versions in Java."
    Test: existings tests pass
    Bug: 219545060
    
    Change-Id: I52c8a0f83234fea55eea55d0b2e9718bcebd21fd