Update git submodules

* Update frameworks/support from branch 'androidx-main'
  to 08b86610fa3a70d80fa9d21e272d2f73bd2ece8c
  - Merge "Address API feedback for DiscreteRotation" into androidx-main
  - Address API feedback for DiscreteRotation
    
    Adds a @SurfaceRotation internal annotation representing Surface rotation constants and clarifies the rounding behavior for negative and boundary values to ensure consistent interpretation across the library.
    
    Bug: 487395582
    Change-Id: I322d4a2a7b42a42e671b332bc096967527902e90