Update authorization.mdx

Author: localden

docs/specification/draft/basic/authorization.mdx

@@ -50,7 +50,7 @@ while maintaining simplicity:
 
 1. MCP authorization servers **MUST** provide OAuth 2.0 Authorization
    Server Metadata ([RFC8414](https://datatracker.ietf.org/doc/html/rfc8414)).
-   MCP clients **MUST** utilize the OAuth 2.0 Authorization Server Metadata.
+   MCP clients **MUST** use the OAuth 2.0 Authorization Server Metadata.
 
 ### 2.1.1 OAuth Grant Types