remove reference of renameModelFields

Author: chrisbonifacio

src/pages/[platform]/build-a-backend/data/connect-to-existing-data-sources/connect-postgres-mysql-database/index.mdx

@@ -201,7 +201,7 @@ When deploying your app to production, you need to [add the database connection
 
 ## Rename generated models and fields
 
-To improve the ergonomics of your API, you might want to rename the generate fields or types to better accommodate your use case. Use the `renameModels()` and `renameModelFields()` modifiers to rename the auto-inferred data models and their fields.
+To improve the ergonomics of your API, you might want to rename the generate fields or types to better accommodate your use case. Use the `renameModels()` modifier to rename the auto-inferred data models.
 
 ```ts
 // Rename models or fields to be more idiomatic for frontend code