Guideline 2.1 - Performance - App Completeness
We are unable to complete the review of your app because one or more of your in-app purchase products have not been submitted for review.
To resolve this issue, please be sure to take action and submit your in-app purchases and upload a new binary in App Store Connect. Learn more about how to offer in-app purchases in App Store Connect Developer Help.
Once you've submitted your in-app purchases and uploaded a new binary, we can proceed with your review.
Please see attached screenshots for details.