Update app.py

app.py

@@ -359,8 +359,8 @@ def launch_pretrained():
     )
     logging.info("delete models.")
 
-    os.remove('./pretrained_model/sd21/v2-1_512-ema-pruned.ckpt')
-    os.remove('./pretrained_model/sd21/v2-1_512-nonema-pruned.ckpt')
+    os.remove('./pretrained_model/sd21/v2-1_768-ema-pruned.ckpt')
+    os.remove('./pretrained_model/sd21/v2-1_768-nonema-pruned.ckpt')
 
     # 下载 CrucibleAI/ControlNetMediaPipeFace 的所有文件
     snapshot_download(