[APP-706] stripe setup page for collecting payment details

[pjain1]

1. Update payment portal url to return stripe setup page for collecting billing information when upgrading to Teams plan. Benefit is looks more like a standard checkout page so user more use friendly. Still use billing session portal to manage entered info. So UI can request url with setup: true first time and then with setup: false once we have the billing info.
2. Expose cli that can be used to get setup url. This can be shared with customer directly so that they can enter billing information like payment method and address when upgrading them to enterprise from managed or trial plan. No need for us to enter these manually in Orb or Stripe.

Checklist:

• Covered by tests
• Ran it and it works as intended
• Reviewed the diff before requesting a review
• Checked for unhandled edge cases
• Linked the issues it closes
• Checked if the docs need to be updated. If so, create a separate Linear DOCS issue
• Intend to cherry-pick into the release branch
• I'm proud of this work!