Add Customer Configuration requirement for API key (#1012)

Author: MarkVillacampa

docs/offerings/virtual-currency.mdx

@@ -44,7 +44,7 @@ Once your customer purchase the associated products they will get the defined am
 
 ### Prerequisites
 
-The endpoints available for virtual currency are supported through our Developer API (2.0.0). You will need a secret key to access it. Make sure that your key at least has Read & Write permissions for Customer Purchases Configuration. See our [documentation](<https://www.revenuecat.com/docs/api-v2#tag/Overview-(v2)/Authentication>) for more details on how you can access RevenueCat’s Developer API.
+The endpoints available for virtual currency are supported through our Developer API (2.0.0). You will need a secret key to access it. Make sure that your key at least has Read & Write permissions for Customer Purchases Configuration and Customer Configuration. See our [documentation](<https://www.revenuecat.com/docs/api-v2#tag/Overview-(v2)/Authentication>) for more details on how you can access RevenueCat’s Developer API.
 
 ![](/docs_images/virtual-currency/api-secret-key.png)