Update app.py

app.py

@@ -58,7 +58,7 @@ demo = gr.Interface(traffic_sign_inference, gr.Image(), "image")
 with demo:
     gr.Markdown('''
         # Czech Traffic Signs Detector
-        Using [Cascade R-CNN](https://arxiv.org/abs/1712.00726) pretrained on COCO, finetuned on dataset of 39425 images provided by kky.zcu.cz, running on MMDetection. 
+        Using [Cascade R-CNN](https://arxiv.org/abs/1712.00726) pretrained on COCO, finetuned on dataset of 39425 images provided by kky.zcu.cz, running on [MMDetection](https://github.com/open-mmlab/mmdetection). 
         Report (in Czech): https://drive.google.com/file/d/1bFafvrTdd6Gs9-uwIia8R1CZ1a-Fn9KR/view?usp=drive_link  
         ## Run prediction
         1. Upload an image (left box)