glib-macros: Do not emit import of `Property{Get,Set}` in `Properties` derive macro#1502

sdroege merged 1 commit intogtk-rs:mastergtk-rs/gtk-rs-core:masterfrom

kawadakk:patch/fix-macro-properties-import-leakskawadakk/gtk-rs-core:patch/fix-macro-properties-import-leaksCopy head branch name to clipboard