Replace Vec<OwnerAttribute> with [OwnerAttribute] in parser parameters
Replace Vec<OwnerAttribute> with [OwnerAttribute] in parser parameters

Fix conflict with `std::slice::SliceIndex`

GuillaumeGomez/gir,EPashkin/gir,gtk-rs/gir,gtk-rs/gir,gtk-rs/gir,EPashkin/gir,GuillaumeGomez/gir,GuillaumeGomez/gir