even better link for signup

Author: baell

quickstart.mdx

@@ -10,7 +10,7 @@ By the end of this guide, you'll have a live documentation site that's ready to
 
 <Info>
 
-**Prerequisites**: Before you begin, make sure to [create an account](https://dashboard.mintlify.com/signup) and complete onboarding.
+**Prerequisites**: Before you begin, make sure to [create an account](http://mintlify.com/start) and complete onboarding.
 
 </Info>