[Dev] [abslibre] PR #12: libre/iceweasel: 88.0 update according to upstream

[bill-auger]

grizzlyuser -

do you know what these errors may be? - they appear to be
harmless; but i dont like the word "exception" there - it
looks like there is one reported for each installed add-on

  Extension error: Error: tried to detect trackers before rules were loaded moz-extension://84d705af-7194-418f-9d04-8f824f4fc234/public/js/background.js 309
  [[Exception stack
  getTrackerData at moz-extension://84d705af-7194-418f-9d04-8f824f4fc234/public/js/background.js:309:23
  handleRequest at moz-extension://84d705af-7194-418f-9d04-8f824f4fc234/public/js/background.js:107107:28
  Current stack
  applySafeWithoutClone at resource://gre/modules/ExtensionCommon.jsm:622:13
  fire at resource://gre/modules/ExtensionChild.jsm:806:37
  recvRunListener at resource://gre/modules/ExtensionChild.jsm:810:13
  _recv at resource://gre/modules/ConduitsChild.jsm:78:20
  receiveMessage at resource://gre/modules/ConduitsChild.jsm:184:20
  run at resource://gre/modules/ConduitsChild.jsm:175:30
  receiveMessage/<@resource://gre/modules/ConduitsChild.jsm:176:46
  receiveMessage at resource://gre/modules/ConduitsChild.jsm:176:31
  ]]