Update src/pages/blog/2024-09-18-codegen.mdx

Co-authored-by: Benjie <[email protected]>

Author: martinbonnin

src/pages/blog/2024-09-18-codegen.mdx

@@ -129,6 +129,7 @@ Reusing our first example:
 query GetProduct {
   products {
     id
+    description
     price
   }
 }