style: Rewrote app grid tile drawing functions (!3017) · Merge requests · GNOME / gnome-shell · GitLab

Sam Hewitt requested to merge wip/snwh/improved-tile-focus-states into main Nov 14, 2023

updated mixin for tile_button
dropped the overview_button mixin
minor changes to dash, appDisplay and switcherPopup to accommodate new stylesheet
new focus style for all tile buttons
improved high contrast style support for app grid and dash

Fixes #6907