BED-5178 fix: OIDC default scopes

[mistahj67]

Description

Remove the invalid scopes from the OIDC login handler

Motivation and Context

Currently the login handler incorrectly requests claims inside the scopes parameter. This breaks the stricter IDPs such as Microsoft Entra

This PR addresses: BED-5178

Why is this change required? What problem does it solve?

How Has This Been Tested?

Locally

Types of changes

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• I have met the contributing prerequisites
  • Assigned myself to this PR
  • Added the appropriate labels
  • Associated an issue: Issues and Pull Requests README #672
  • Read the Contributing guide: https://github.com/SpecterOps/BloodHound/wiki/Contributing
• I have ensured that related documentation is up-to-date
  • Open API docs
  • Code comments (GoDocs / JSDocs)
• I have followed proper test practices
  • Added/updated tests to cover my changes
  • All new and existing tests passed