Promote "overlapping notifications" fixes to released

Bug: 281628358
Bug: 297792660
Bug: 298308067
Change-Id: Ibb2733b4ad1b8f9b2ad4ed778fffc19f4ca8521c
Test: atest SystemUITests
Flag: LEGACY UNCLEARED_TRANSIENT_HUN_FIX RELEASED
Flag: LEGACY SWIPE_UNCLEARED_TRANSIENT_VIEW_FIX RELEASED
1 file changed