docs: fix typo in recipes (#4947)

Typo

www/docs/content/recipes/index.mdx

@@ -49,7 +49,7 @@ Follow this guide if you want to build a Marketplace with Medusa.
 
 ## Recipe: Build Subscription Purchases
 
-Follow this guide if you want to implement subscription-based purhcases with Medusa.
+Follow this guide if you want to implement subscription-based purchases with Medusa.
 
 <DocCard item={{
   type: 'link',
@@ -138,4 +138,4 @@ Medusa is a customizable commerce solution that can be used to build any custom
       description: "Learn how about Medusa's architecture and how to customize it."
     }
   },
-]} />
+]} />