Merge "Remove scenario/power.xml to put it in vendor/." am: 9cb5766595 am: d4a56f409a am: 3b838324a8 am: ccc6912f8e

Original change: https://android-review.googlesource.com/c/platform/tools/tradefederation/contrib/+/1429092

Change-Id: Ida92df5c2ceaf387d18af32fa0dca74bddf7eef1