fix: review changes

Co-authored-by: Rowena Jones <[email protected]>

Author: Bemilie

faq/serverless-functions.mdx

@@ -176,7 +176,7 @@ To add network restrictions on your resource, consult the [list of prefixes used
 
 ## How can I attach Block Storage to a Serverless Function?
 
-Scaleway Serverless Function do not currently support attaching block storage. These functions are designed to be
+Scaleway Serverless Functions do not currently support attaching block storage. These functions are designed to be
 stateless, meaning they do not retain data between invocations. For persistent storage, we recommend using external
 solutions like Scaleway Object Storage.