Merge "Use -target 8 for android_uiautomator" into rvc-dev am: 48666a1abb am: a5498a5d70 am: 1b7afbefc8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12297232

Change-Id: I871e340a24f3c45df4c1dbacc9600ca44e846fe5