Update github-copilot-partnership.mdx

Author: sonnynomnom

blogs/github-copilot-partnership.mdx

@@ -43,7 +43,7 @@ These badges were designed by **Sansh**, pixel artist based in France.
 
 ### Videos
 
-Throughout the course, you’ll also find bite-sized videos that break down how to get the most out of GitHub Copilot—from setting up your environment to prompting like a pro
+Throughout the course, you’ll also find bite-sized videos that break down how to get the most out of GitHub Copilot – from setting up your environment to prompting like a pro.
 
 Coming this week!