fix contract subscriptions info on features (#5793)

Author: Yash094

apps/portal/src/app/engine/features/contract-subscriptions/page.mdx

@@ -14,12 +14,6 @@ A **log** is an event emitted from a successfully executed transaction. Example:
 
 A **receipt** contains onchain details for any transaction. This may be useful for tracking onchain failures (reverted executions).
 
-<Callout title="Contract Subscriptions is in Early Access" variant="info">
-
-Please [contact us](https://thirdweb.com/contact-us) to enable this feature.
-
-</Callout>
-
 ## Use cases
 
 Your app may trigger an action when an onchain event occurs, such as: