Merge "Use -target 8 for android_uiautomator" into rvc-dev am: 48666a1abb am: a5498a5d70 am: 1ed9a7feb1 am: 0150043553

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

Change-Id: Ic5b811f1f4dea41d2d27185e5d4d48918453165f