That's right. "software-properties-gtk" dependency was dropped in
https://salsa.debian.org/gnome-team/gnome-software/-/commit/4af15040ab89363a3510b49a90092992bcacb150 and reintroduced in https://salsa.debian.org/gnome-team/gnome-software/-/commit/76510ecfa6bef5e8d42a03a61e0c0b9a3d5ed3f1 as part of https://salsa.debian.org/gnome-team/gnome-software/-/merge_requests/16
