Docs: improved the limitations

Author: matt-aitken

docs/documentation/concepts/limitations.mdx

@@ -4,7 +4,7 @@ title: "Limitations"
 
 There are a few limitations that are important to understand.
 
-In the current beta:
+In the latest version:
 
 - Runs on localhost are limited to 5 minutes.
 - On long-running servers (not serverless) Runs can be retried erroneously.