Remove mask versions of SDL_CreateRGBSurface* #6701 (#6711)

* Rename SDL_CreateRGBSurface{,From} to SDL_CreateSurface{,From}, which now takes a format parameter

src/events/SDL_mouse.c

@@ -1221,11 +1221,7 @@ SDL_CreateCursor(const Uint8 *data, const Uint8 *mask,
     w = ((w + 7) & ~7);
 
     /* Create the surface from a bitmap */
-    surface = SDL_CreateRGBSurface(w, h, 32,
-                                   0x00FF0000,
-                                   0x0000FF00,
-                                   0x000000FF,
-                                   0xFF000000);
+    surface = SDL_CreateSurface(w, h, SDL_PIXELFORMAT_ARGB8888);
     if (surface == NULL) {
         return NULL;
     }