Merge "Enable DemotingTestWithoutBugDetector linter on test files. Java and Kt...

Merge "Enable DemotingTestWithoutBugDetector linter on test files. Java and Kt tests are all working on sysui-studio. Send other CLs (see Change-Id: Ia60fd89191beb0eb17ccedbb3e05d0e2b2c3920e) to add lint check to Soong system." into tm-qpr-dev am: b9b82584 am: 9aeb6be5 am: f7a1ad0c am: adf49496

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21913302



Change-Id: Ia359cff66340b94eb37dc2ab7d203f932dca7560
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>