## Description
**Pending testing on preview**
Enable yearly team pricing during checkout.
## Changes Made
- Enable selecting yearly team pricing during checkout
- Update pricing on marketing to $480 for yearly team plan
## Testing Performed
- Stripe simulations
Pending manual testing
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
- **New Features**
- Updated the savings message in the pricing table to reflect new
savings amounts.
- Adjusted yearly pricing from $500 to $480.
- Modified user addition costs based on subscription periods.
- **Improvements**
- Simplified button text in the Create Team Checkout Dialog to
consistently display "Checkout".
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