Changes proposed in this Pull Request
Jetpack Search requires Jetpack 8.4 or higher for full functionality. Here, whenever applicable, we add a notice to the post-checkout modal for an upgrade.
Testing instructions
Go to plans/my-plan/:site?thank-you=&product=jetpack_search
, for a site with Jetpack version < 8.4 and verify that the notice is present and that the redirect is functional.
Obsolete/previous:
New designs after reviews:
Verify the lack of notice for Jetpack >= 8.4.
Note: pending fix related to the URL accessibility #41397
Fixes #42261
Unfortunately, no screenshots were provided by the developer.