v2.0.0

[kiftio]

Includes:

• [x] https://github.com/Shopify/checkout-sheet-kit-android/pull/69
• [x] https://github.com/Shopify/checkout-sheet-kit-android/pull/66
• [x] https://github.com/Shopify/checkout-sheet-kit-android/pull/65
• [x] https://github.com/Shopify/checkout-sheet-kit-android/pull/73

Before you deploy

• [x] I have added tests to support my implementation
• [x] I have read and agree with the contributing documentation
• [x] I have read and agree with the code of conduct documentation
• [x] I have updated any documentation related to these changes.
• [x] I have updated the README (if applicable).