Shopify Code Update for Reviews Widget

I'm looking for a Shopify expert to modify the code on my site. The task is to ensure that the reviews widget, which is part of the Rivyo app, is completely hidden when there are no reviews.

Ideal Skills:
- Extensive experience with Shopify
- Proficient in working with the Rivyo app
- Excellent coding skills

Please bid if you can carry out this task efficiently.