Update docs/collections/_diagrams/sequence-mesh-download.md

Co-authored-by: lapenna-bjss <160487283+lapenna-bjss@users.noreply.github.com>

Author: tdroza-nhs

docs/collections/_diagrams/sequence-mesh-download.md

@@ -15,7 +15,7 @@ sequenceDiagram
   participant s3 as S3 Bucket<br/>DigitalLetters
 
   eventBus -) sqs: MESHInboxMessageReceived(meshMessageId, senderId)
-  sqs -) meshDownload: MESHInboxMessageReceived(meshMessageId)
+  sqs -) meshDownload: MESHInboxMessageReceived(meshMessageId, senderId)
   activate meshDownload
     meshDownload ->> meshMailbox: Retrieve file(meshMessageId)
     activate meshMailbox