#5048136 Create product card for i2 version of pricing page

Changes proposed in this Pull Request

This PR implements the new product card for the last iteration of the pricing page. See board for details and mockups.

Fixes 1196341175636977-as-1198514641268269

Implementation notes

• I created a new chain of components (card + features section) altogether, similarly to the other versions.
• Text in the ribbon is dynamic to support internationalization and copy updates.
• The features section will be tackled in a separate PR.

Testing instructions

• Download the PR locally
• Run Calypso and cloud concurrently
• Make sure the variant v2 - slide outs is selected in the jetpackConversionRateOptimization A/B test
• Visit the plans page in both Calypso and cloud, and compare it to the mockups (or screenshots below)

Screenshots

Calypso

Mockups

Implementation

Cloud

Mockups

Implementation