Merge pull request #339 from sergiopaniego/embedded_space_url_corrected

Embedded space URL corrected

chapters/en/unit3/vision-transformers/vision-transformer-for-objection-detection.mdx

@@ -3,7 +3,7 @@
 This section will describe how object detection tasks are achieved using Vision Transformers. We will understand how to fine-tune existing pre-trained object detection models for our use case. Before starting, check out this HuggingFace Space, where you can play around with the final output.
 
 <iframe
-	src="https://huggingface.co/spaces/hf-vision/finetuning_demo_for_object_detection"
+	src="https://hf-vision-finetuning-demo-for-object-detection.hf.space/"
 	frameborder="0"
 	width="850"
 	height="450">