Update CHANGELOG.md

Author: javimed

CHANGELOG.md

@@ -9,7 +9,7 @@ All notable changes to this project will be documented in this file.
 
 ### Added
 
-- **Post-release**: Update the Wazuh Amazon Machine Images (AMI) documentation. ([#8938](https://github.com/wazuh/wazuh-documentation/pull/8938))
+- **Post-release**: Updated the Wazuh Amazon Machine Images (AMI) documentation. ([#8938](https://github.com/wazuh/wazuh-documentation/pull/8938))
 
 ## [v4.13.0]