add changelog entry

Author: lucian-ioan

CHANGELOG.next.asciidoc

@@ -94,6 +94,7 @@ otherwise no tag is added. {issue}42208[42208] {pull}42403[42403]
 - Add check for http error codes in the Metricbeat's Prometheus query submodule {pull}44493[44493]
 - Sanitize error messages in Fetch method of SQL module {pull}44577[44577]
 - Add VPN metrics to meraki module {pull}44851[44851]
+- Improve error messages in AWS Health {pull}45408[45408]
 
 *Osquerybeat*