Adding permissions for pinning shortcuts.

While pinning shortcuts in DefaultLayoutParser.java a check was failed
showing that our launcher LauncherIndiaGoogle or any 3P launcher
doesn't has access to shortcuts. Adding the permissions to pass the
check.

Test: Tested locally on device.
Bug: 227290255, 259601472
Change-Id: I48ce49775b7005d20ae15b9487f4b0eed64d30a0
diff --git a/data/etc/com.android.launcher3.xml b/data/etc/com.android.launcher3.xml
index 36a5134..5616d1d 100644
--- a/data/etc/com.android.launcher3.xml
+++ b/data/etc/com.android.launcher3.xml
@@ -25,5 +25,6 @@
         <permission name="android.permission.START_TASKS_FROM_RECENTS"/>
         <permission name="android.permission.STATUS_BAR"/>
         <permission name="android.permission.STOP_APP_SWITCHES"/>
+        <permission name="android.permission.ACCESS_SHORTCUTS"/>
     </privapp-permissions>
 </permissions>