Stripe Subscription Selector Fix

[dalyathan]

Description

The stripe subscriptions selector in product variant detail page now works.

Breaking changes

This PR won't introduce any breaking changes.

Checklist

📌 Always:

• I have set a clear title
• My PR is small and contains only a single feature. (Split into multiple PR's if needed)
• I have reviewed my own PR, fixed all typo's and removed unused/commented code

⚡ Most of the time:

• [] I have added or updated test cases for important functionality
• [] I have updated the README if needed

📦 For publishable packages:

• Have you correctly increased the version number in package.json to the next patch/minor/major?
• Have you added your changes to the changelog?

[martijnvdbrug]

Thanks!