Give shell android.permission.GET_TOP_ACTIVITY_INFO

Grant shell android.permission.GET_TOP_ACTIVITY_INFO for testing Launcher
tests that need access to AssistContentRequester in shell context.

Bug: 190344718
Test: Local build and flash, ran test
Merged-In: I551e0bee413432653f39c91664d716f695311b6f
Change-Id: I551e0bee413432653f39c91664d716f695311b6f

data/etc/privapp-permissions-platform.xml

@@ -437,6 +437,7 @@ applications that come with the platform
         <permission name="android.permission.BRIGHTNESS_SLIDER_USAGE" />
         <permission name="android.permission.ACCESS_AMBIENT_LIGHT_STATS" />
         <permission name="android.permission.CONFIGURE_DISPLAY_BRIGHTNESS" />
+        <permission name="android.permission.GET_TOP_ACTIVITY_INFO" />
         <permission name="android.permission.SET_VOLUME_KEY_LONG_PRESS_LISTENER" />
         <permission name="android.permission.SET_MEDIA_KEY_LISTENER" />
         <permission name="android.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS" />

packages/Shell/AndroidManifest.xml

@@ -471,6 +471,9 @@
     <!-- Permission required for CTS test - GlobalSearchSessionPlatformCtsTests -->
     <uses-permission android:name="android.permission.READ_GLOBAL_APP_SEARCH_DATA" />
 
+    <!-- Permission required for Launcher testing - DigitalWellbeingToastTest -->
+    <uses-permission android:name="android.permission.GET_TOP_ACTIVITY_INFO"/>
+
     <!-- Permission required for hotword detection service CTS tests -->
     <uses-permission android:name="android.permission.MANAGE_HOTWORD_DETECTION" />
     <uses-permission android:name="android.permission.BIND_HOTWORD_DETECTION_SERVICE" />