Update CODE_OF_CONDUCT.md

Author: etwodev

CODE_OF_CONDUCT.md

@@ -60,7 +60,7 @@ representative at an online or offline event.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported to the community leaders responsible for enforcement at our
-[https://www.discord.gg/doctorate][Discord].
+[discord](https://www.discord.gg/doctorate).
 All complaints will be reviewed and investigated promptly and fairly.
 
 All community leaders are obligated to respect the privacy and security of the