Add INTERACT_ACROSS_USERS to WMShell

Also add it to privapp permissions for Car Launcher

Bug: 183051101
Test: manual
Change-Id: I9ad7688425c8804eded75865bf3f202bf9ff5cd2
diff --git a/libs/WindowManager/Shell/AndroidManifest.xml b/libs/WindowManager/Shell/AndroidManifest.xml
index d2b3cf6..6bd0e0a 100644
--- a/libs/WindowManager/Shell/AndroidManifest.xml
+++ b/libs/WindowManager/Shell/AndroidManifest.xml
@@ -17,6 +17,8 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.wm.shell">
+    <!-- System permission required by WM Shell Task Organizer. -->
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS" />
     <uses-permission android:name="android.permission.ROTATE_SURFACE_FLINGER" />
     <uses-permission android:name="android.permission.READ_FRAME_BUFFER" />
 </manifest>