wayland: Fix the state check when resizing a hidden window

The floating state is only set after the first configuration event arrives, so size changes before the window was initially shown could be dropped. Use the flags instead.

src/video/wayland/SDL_waylandwindow.c

@@ -3084,10 +3084,12 @@ void Wayland_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window)
      */
     FlushPendingEvents(window);
 
+    const bool resizable_state = !(window->flags & (SDL_WINDOW_MAXIMIZED || SDL_WINDOW_FULLSCREEN));
+
     /* Maximized and fullscreen windows don't get resized, and the new size is ignored
      * if this is just to recalculate the min/max or aspect limits on a tiled window.
      */
-    if (wind->floating || (window->tiled && !wind->limits_changed) ||
+    if (resizable_state || (window->tiled && !wind->limits_changed) ||
         wind->shell_surface_type == WAYLAND_SHELL_SURFACE_TYPE_CUSTOM) {
         if (!wind->scale_to_display) {
             wind->requested.logical_width = window->pending.w;