Update github-copilot-partnership.mdx

Author: sonnynomnom

blogs/github-copilot-partnership.mdx

@@ -113,7 +113,7 @@ Please share with your friends:
 
 Keep up with GitHub:
 
-- **GitHub Copilot:** https://github.com/github-copilot/pro?utm_campaign=edu_codedex_bts_2025
+- **GitHub Copilot:** [https://github.com/github-copilot](https://github.com/github-copilot/pro?utm_campaign=edu_codedex_bts_2025)
 - **GitHub Student Developer Pack:** ⁠https://education.github.com/pack
 - **GitHub Learn:** https://learn.github.com/learning