GordonGR [1] filed a deletion request for geany-plugins-gtk3 [2]: Since 29/1/2018, the package in [community] is built against gtk3, so this package is now redundant and can be safely deleted.
[1] https://aur.archlinux.org/account/GordonGR/ [2] https://aur.archlinux.org/pkgbase/geany-plugins-gtk3/
