Update upstream jquery.uls to 10777bb

* Don't show region headings in narrow mode.
* Remove the map.

GitHub link: https://github.com/wikimedia/jquery.uls/commit/10777bb25ea23dc5609a1109a27e901711cc264b

Change-Id: I4fcfba5a6ef46d0bda34331c6ea111cdedd157a7