[aur-requests] [PRQ#8255] Deletion Request for chromium-gtk3

[notify]

Prototik [1] filed a deletion request for chromium-gtk3 [2]:

Official chromium package now built against gtk3, so no need in this
package anymore.

[1] https://aur.archlinux.org/account/Prototik/
[2] https://aur.archlinux.org/pkgbase/chromium-gtk3/