Merge "Add string for screen overlay warning." into mnc-dev

   <!-- Title of the permission dialog for accessibility purposes- spoken to the user. [CHAR LIMIT=none] -->

   <string name="permission_request_title">Permission request</string>

   <!-- Toast that warns the user they need to turn off screen overlays

        before permissions can be changed. The "Settings > Apps" conveys

        to the user to go to Settings and click on apps, this may

        need updates in RTL languages. [CHAR LIMIT=NONE] -->

   <string name="screen_overlay_toast">To set permissions, turn off screen overlay from Settings \u003e Apps</string>

</resources>