fix(nats): fix quotas

Author: RoRoJ

pages/organizations-and-projects/additional-content/organization-quotas.mdx

@@ -378,9 +378,9 @@ For example, if you choose to create a container with 512 MB of memory and a max
 
 ## NATS
 
-Scaleway NATS is a message broker tool based on the NATS protocol, that allows you to transfer messages between different microservices and platforms.
+Scaleway NATS is a message broker tool based on the NATS protocol, and it includes JetStream, a persistent messaging system for NATS. 
 
-The following usage limits are enforced as Organization quotas when using Scaleway [NATS](/nats/concepts/#nats):
+The following usage limits are enforced as Organization quotas when using Scaleway [NATS](/nats/concepts/#nats). The quotas (except for the number of NATS accounts) relate to JetStream when used for persistent messaging, streams, and consumers.
 
 **NATS**