Update register-as-a-provider.md

Co-authored-by: Julien Chaumond <[email protected]>

Author: hanouticelina

docs/inference-providers/register-as-a-provider.md

@@ -2,7 +2,7 @@
 
 <Tip>
 
-Want to be an Inference Provider on the Hub? Please reach out to us!
+Want to be an Inference Provider on the Hub? Please reach out to us on social networks or [here on the Hub](https://huggingface.co/spaces/huggingface/HuggingDiscussions/discussions/49)
 
 </Tip>