Update CHANGELOG.md

Co-authored-by: Juliette <[email protected]>

Author: rebeccahum

Diff for: CHANGELOG.md

@@ -8,7 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 Props: @GaryJones, @jrnfl, @terriann, @rebeccahum
 
-Increases requirements for PHPCS from 3.7.2 to 3.9.2 for improved PHP 8.2 support. Please ensure you run `composer update automattic/vipwpcs --with-dependencies` to benefit from this.
+Increases requirements for PHPCS from 3.7.2 to 3.9.2 for improved PHP 8.2 and PHP 8.3 support. Please ensure you run `composer update automattic/vipwpcs --with-dependencies` to benefit from this.
 
 ### Added
 - [#805](https://github.com/Automattic/VIP-Coding-Standards/pull/805): Use PHPCSStandards fork due to squizlabs repo being abandoned.