Not able to use custom authConnection for google

- I want to use uniform/constant addresses from both web and unity app
- I want to use same authConnectionId as i am using plug n play to acheive above mentioned objective
- when i try to do so it gives me this error

<img width="1605" height="560" alt="Image" src="https://github.com/user-attachments/assets/8d36746f-10e6-46a3-b0eb-fdecd18bf931" />