chore: add 'aws.extended_request_id' in changelog

Co-authored-by: Trask Stalnaker <[email protected]>

.chloggen/aws.extended_request_id.yaml

@@ -10,7 +10,7 @@ change_type: enhancement
 component: aws
 
 # A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
-note: Add extended request ID to general AWS Attributes
+note: Add extended request ID to general AWS attributes as `aws.extended_request_id`
 
 # Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
 # The values here must be integers.