fix: broken link (#4425)

Author: lennessyy

docs/encyclopedia/data-conversion/external-storage.mdx

@@ -30,7 +30,7 @@ configuration may change before the stable release. Join the
 :::
 
 External Storage offloads payloads to an external store (such as Amazon S3) and passes a small reference token through
-the Event History instead. This is called the [claim check pattern](https://en.wikipedia.org/wiki/Claim_check_pattern).
+the Event History instead. This is called the [claim check pattern](https://dataengineering.wiki/Concepts/Software+Engineering/Claim+Check+Pattern).
 
 For SDK-specific usage guides, see: