Reformat phone number to show for quick respond message result toast.

For messages in RTL languages such as Arabic, phone numbers can be
displayed in wrong order. Reformat the phone number so that the toast
won't mistankenly show it in wrong order.

Bug: 228933665
Test: Manually make sure the phone number can be displayed properly in
Arabic.

Change-Id: I7ca1f9d6e62edd9e40067ba25c4e99d6a9e18ba3