gpui: Fix for setting window titles on Windows (#21907)

Windows requires `WM_NCCREATE` to be processed by default procedure to
set window title properly.

Release Notes:

- N/A

crates/gpui/src/platform/windows/window.rs

@@ -1068,7 +1068,7 @@ unsafe extern "system" fn wnd_proc(
         let weak = Box::new(Rc::downgrade(creation_result.as_ref().unwrap()));
         unsafe { set_window_long(hwnd, GWLP_USERDATA, Box::into_raw(weak) as isize) };
         ctx.inner = Some(creation_result);
-        return LRESULT(1);
+        return unsafe { DefWindowProcW(hwnd, msg, wparam, lparam) };
     }
     let ptr = unsafe { get_window_long(hwnd, GWLP_USERDATA) } as *mut Weak<WindowsWindowStatePtr>;
     if ptr.is_null() {