Turn on SDL_Gpu cycling for backbuffer blit to fix perf issues

include/cute_alloc.h

@@ -227,6 +227,7 @@ typedef struct CF_MemoryPool CF_MemoryPool;
  * @brief    Creates a memory pool.
  * @param    element_size   The size of each allocation.
  * @param    element_count  The number of elements in the internal pool.
+
  * @param    alignment      An alignment boundary, must be a power of two.
  * @return   Returns a memory pool pointer.
  * @related  cf_destroy_memory_pool cf_memory_pool_alloc cf_memory_pool_free

src/cute_app.cpp

@@ -535,7 +535,7 @@ int cf_app_draw_onto_screen(bool clear)
 			.destination = dst,
 			.flip_mode = SDL_FLIP_NONE,
 			.filter = SDL_GPU_FILTER_NEAREST,
-			.cycle = false,
+			.cycle = true,
 		};
 		SDL_BlitGPUTexture(app->cmd, &blit_info);
 	}