Merge "Revert "Temporarily disable Launcher3 tests affected by fling changes"" into stage-aosp-master am: b4bb645304

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15854779

Change-Id: I6b9efe278a1e6bb83f4a8f153a6a6da741d0e27f