Merge "Add RootTargetPreparer for explicitly specifying the root dependency"...

Merge "Add RootTargetPreparer for explicitly specifying the root dependency" into main am: 40673c57

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2961299



Change-Id: If84fa71150b819f79c096505f295eadbfa7c0337
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

tests/Input/AndroidTest.xml

@@ -4,6 +4,7 @@
  -->
 <configuration description="Runs Input Tests">
     <option name="test-tag" value="InputTests" />
+    <target_preparer class="com.android.tradefed.targetprep.RootTargetPreparer" />
     <target_preparer class="com.android.tradefed.targetprep.DeviceSetup">
         <!-- keeps the screen on during tests -->
         <option name="screen-always-on" value="on" />