Merge "Add new dumpsys command to dump the top resumed activity" into sc-dev am: 0f3b641f82

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13518118

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ibdd2f13a365f3c4c9fba2b1c21bbc354fb2bfd13