code review changes

Signed-off-by: Kavindu Dodanduwa <[email protected]>

CHANGELOG.next.asciidoc

@@ -46,7 +46,6 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 - Added `container.image.name` to `journald` Filebeat input's Docker-specific translated fields. {pull}40450[40450]
 - Change log.file.path field in awscloudwatch input to nested object. {pull}41099[41099]
 - Remove deprecated awscloudwatch field from Filebeat. {pull}41089[41089]
-- Add support to source AWS cloudwatch logs from linked accounts. {pull}41188[41188]
 
 
 *Heartbeat*
@@ -324,6 +323,7 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 - Improved GCS input documentation. {pull}41143[41143]
 - Add CSV decoding capacity to azureblobstorage input {pull}40978[40978]
 - Add CSV decoding capacity to gcs input {pull}40979[40979]
+- Add support to source AWS cloudwatch logs from linked accounts. {pull}41188[41188]
 
 *Auditbeat*
 

x-pack/filebeat/docs/inputs/input-aws-cloudwatch.asciidoc

@@ -41,11 +41,13 @@ The `aws-cloudwatch` input supports the following configuration options plus the
 ==== `log_group_arn`
 ARN of the log group to collect logs from.
 The ARN may refer to a log group in a linked source account.
-You can read more about AWS account linking and cross account observability from the https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Unified-Cross-Account.html[official documentation].
 
 Note: `log_group_arn` cannot be combined with `log_group_name`, `log_group_name_prefix` and `region_name` properties.
 If set, values extracted from `log_group_arn` takes precedence over them.
 
+Note: If the log group is in a linked source account and filebeat is configured to use a monitoring account, you must use the `log_group_arn`.
+You can read more about AWS account linking and cross account observability from the https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Unified-Cross-Account.html[official documentation].
+
 [float]
 ==== `log_group_name`
 Name of the log group to collect logs from.