Update changelog

Author: thecrypticace

CHANGELOG.md

@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Sort tags before classes when `@applying` a selector with joined classes ([#9107](https://github.com/tailwindlabs/tailwindcss/pull/9107))
 - Remove invalid `outline-hidden` utility ([#9147](https://github.com/tailwindlabs/tailwindcss/pull/9147))
 - Honor the `hidden` attribute on elements in preflight ([#9174](https://github.com/tailwindlabs/tailwindcss/pull/9174))
+- Don't stop watching atomically renamed files ([#9173](https://github.com/tailwindlabs/tailwindcss/pull/9173))
 
 ## [3.1.8] - 2022-08-05