merge_pr_48558

Adjust fuzzy annotations etc for testcases affected by disabling the forced-gdi-classic rendering pref.

Differential Revision: https://phabricator.services.mozilla.com/D225074

bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1920733
gecko-commit: 250b53008ebe9fa6069de67ebe7af58abfab67b7
gecko-reviewers: gfx-reviewers, lsalzman