Allow azure_landing endpoint

[jayjb]

Proposed changes

We are soon releasing the Azure CSS token which requires its own endpoint for the redirect after a user has allowed our auto installer to install the CSS

Types of changes

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• New feature (non-breaking change which adds functionality)

Checklist

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• Lint and unit tests pass locally with my changes (if applicable)
• I have run pre-commit (pre-commit in the repo)