Issue 5836 - Update buildtools dependency in adblockplusui

locale/en_GB/firstRun.json

 {
   "firstRun_acceptableAdsExplanation": {
     "message": "We'd like to encourage websites to use straightforward, unobtrusive advertising. That's why we've established <a>strict guidelines</a> to identify acceptable ads, which are shown under default settings. If you still wish to block every ad you can <a>disable</a> this in a few seconds."
   },
   "firstRun_donate": {
     "message": "Donate"
   },
   "firstRun_feature_social_description": {
     "message": "Automatically rid your browsing experience of social media buttons (such as the Facebook Like) which appear on web pages and track your behaviour."
   },
   "firstRun_filterlistsReinitializedWarning": {
     "message": "It seems that an issue caused all filters to be removed and we were unable to restore a backup.\nTherefore we had to reset your own filters and Acceptable Ads settings. Please check your filter lists and acceptable Ads settings in the Adblock Plus settings."
   },
   "firstRun_share_headline": {
     "message": "Help us in making the web a better place"
   }
 }