efa3585bcc
The overview is less visually-busy nowadays, so add back application icons to make identifying window previews easier. Fun fact: Removing the icons was part of my very first gnome-shell contribution! https://gitlab.gnome.org/Teams/Design/os-mockups/-/issues/81 Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1605>