update changelog

Author: RobinMalfait

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Don’t move unknown pseudo-elements to the end of selectors ([#10943](https://github.com/tailwindlabs/tailwindcss/pull/10943), [#10962](https://github.com/tailwindlabs/tailwindcss/pull/10962))
+- Replace `__OXIDE__` at build time to prevent `@tailwindcss/oxide` leaks in the stable engine ([#10988](https://github.com/tailwindlabs/tailwindcss/pull/10988))
 
 ## [3.3.1] - 2023-03-30