Merge "Use main executor to run remote animation from notification" into rvc-dev am: e6c5d04a am: 5310f00c am: 6f1f3d42

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11788493

Change-Id: I9c005c1a5fdf06d7ea11625cafcb136c8b52206c