Fix missing qualifier

Author: atlanticaccent

druid-shell/src/backend/x11/window.rs

@@ -1905,7 +1905,7 @@ impl WindowHandle {
 #[cfg(feature = "raw-win-handle")]
 impl HasWindowHandle for WindowHandle {
     fn window_handle(&self) -> Result<raw_window_handle::WindowHandle<'_>, HandleError> {
-        let mut handle = XcbWindowHandle::new(NonZeroU32::new(self.id).unwrap());
+        let mut handle = XcbWindowHandle::new(std::num::NonZeroU32::new(self.id).unwrap());
         handle.visual_id = std::num::NonZeroU32::new(self.visual_id);
 
         let handle =