Fix typo in changelog files (#1966)

Author: stof

CHANGELOG.md

@@ -4,7 +4,7 @@
 
 ### Changed
 
-- Apply no CodingStandard from latest php-cs-fixer.
+- Apply new CodingStandard from latest php-cs-fixer.
 - AWS enhancement: Documentation updates.
 
 ## 3.8.0