[REFACTOR] Apple URL 엔드포인트 변경

[5hseok]

Apple Login 전용 엔드포인트들로 변경

#️⃣ Related Issue

Linked Feature backlog:

📝 Purpose of PR

탈퇴가 안되던 문제 수정

Contents

URL 엔드포인트를 다른 문서를 보고 진행했어서 생긴 문제였네요.

Checklist

• Does commit messages follow the convention?
• Are variable names brief but descriptive?
• Is the code clean and easy to understand?
• If a new feature has been added, or a bug fixed, has a test been added to confirm good behavior?
• Does the test successfully test edge and corner cases?

💬 Review Requirements (Optional)

Is there anything you can praise about this PR? Start with praise.
Make a review, leaving kind comments and suggesting changes where needed (to resolve the above).

[5hseok]

https://velog.io/@5hseok/guide-to-choosing-the-apple-login-service-revoke-url