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

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

Change-Id: Ic24765977f54fa9c4cb2974ea149c3f899fa4c3c