Generate inverse relations

Resolve TODO:

File: src/lib/SchemaToDatabase.php:prepareModels()

![image](https://github.com/user-attachments/assets/195f2649-ae5f-4ae0-b9a1-2f7f38580b98)

Part of https://github.com/php-openapi/yii2-openapi/issues/10

and 

Part of https://github.com/cebe/yii2-openapi/issues/180