Update app.py

app.py

@@ -420,7 +420,7 @@ async def on_message(message):
                 )
                 await e.edit(embed=embed, attachments=[file])
                 gt = time.time()
-                image, r = (await RF.image_to_image("image.png", num_inference_steps=24, prompt=imgp, negative_prompt=np), "stable-diffusion-xl-refiner-1.0")
+                image, r = (await RF.image_to_image("image.png", num_inference_steps=4, prompt=imgp, negative_prompt=np), "stable-diffusion-xl-refiner-1.0")
                 rt = time.time()
                 embed.set_footer(
                     text=