Change: 'Wikang Filipino' --> 'Filipino'

I think both are acceptable, but the latter seems more popular. Doing this change as we'll be sorting the list.

ui/constants/languages.js

@@ -43,7 +43,7 @@ const LANGUAGES = {
   fa: ['Persian', 'فارسی'],
   ff: ['Peul', 'Fulfulde'],
   fi: ['Finnish', 'Suomi'],
-  fil: ['Filipino', 'Wikang Filipino'],
+  fil: ['Filipino', 'Filipino'],
   fj: ['Fijian', 'Na Vosa Vakaviti'],
   fo: ['Faroese', 'Føroyskt'],
   fr: ['French', 'Français'],