fix: cluster credentials to fit new schema

[dtdang]

What I did

Fixing the cluster registry credentials to connect with the cluster.

fixes: #

How I did it

How to verify it

Checklist

• Passes all linting checks (pre-commit and CI jobs)
• New test cases have been added and are passing
• Documentation has been updated
• PR title follows Conventional Commit standard (will be automatically included in the changelog)

[Ninjagod1251]

currently working on this issue:

sbc registry auth new test-name test-registry
Username: chris
Password: 
Email: [email protected]

Error message

Field required [type=missing, input_value={'name': 'test-name', 'do...ocker_email': '[email protected]'}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.7/v/missing
hostname
  Field required [type=missing, input_value={'name': 'test-name', 'do...ocker_email': '[email protected]'}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.7/v/missing
created
  Field required [type=missing, input_value={'name': 'test-name', 'do...ocker_email': '[email protected]'}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.7/v/missing
updated
  Field required [type=missing, input_value={'name': 'test-name', 'do...ocker_email': '[email protected]'}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.7/v/missing

[fubuloubu]

Might need to change this interface because it doesn't match this anymore

[johnson2427]

this tab may cause issues