Move Wayland driver above dummy, check for driver availability before creation

src/video/SDL_video.c

@@ -83,11 +83,11 @@ static VideoBootStrap *bootstrap[] = {
 #if SDL_VIDEO_DRIVER_RPI
     &RPI_bootstrap,
 #endif 
-#if SDL_VIDEO_DRIVER_DUMMY
-    &DUMMY_bootstrap,
-#endif
 #if SDL_VIDEO_DRIVER_WAYLAND
     &Wayland_bootstrap,
+#endif
+#if SDL_VIDEO_DRIVER_DUMMY
+    &DUMMY_bootstrap,
 #endif
     NULL
 };
@@ -447,8 +447,10 @@ SDL_VideoInit(const char *driver_name)
     if (driver_name != NULL) {
         for (i = 0; bootstrap[i]; ++i) {
             if (SDL_strncasecmp(bootstrap[i]->name, driver_name, SDL_strlen(driver_name)) == 0) {
-                video = bootstrap[i]->create(index);
-                break;
+                if (bootstrap[i]->available()) {
+                    video = bootstrap[i]->create(index);
+                    break;
+                }
             }
         }
     } else {