Fix: fix auth docs

[tulbadex]

Description

Fix docs response and return for auth and amend registration controller

Related Issue (Link to Github issue)

Motivation and Context

This in order to look similar to nest js repo

How Has This Been Tested?

PHP unit and browser test

Screenshots (if appropriate - Postman, etc):

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Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
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Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.