Update app.py

app.py

@@ -5,6 +5,8 @@ os.system("pip install gdown")
 
 os.system("pip install imutils")
 
+os.system("pip install gradio_client==0.2.7")
+
 os.system("python -m pip install 'git+https://github.com/facebookresearch/detectron2.git'")
 
 os.system("pip install git+https://github.com/cocodataset/panopticapi.git")