Update changelog

Author: adamwathan

CHANGELOG.md

@@ -25,6 +25,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `forced-color-adjust` utilities ([#11931](https://github.com/tailwindlabs/tailwindcss/pull/11931))
 - Add `forced-colors` variant ([#11694](https://github.com/tailwindlabs/tailwindcss/pull/11694))
 - Add `appearance-auto` utility ([#12404](https://github.com/tailwindlabs/tailwindcss/pull/12404))
+- Add logical property values for `float` and `clear` utilities ([#12480](https://github.com/tailwindlabs/tailwindcss/pull/12480))
 
 ## [3.3.6] - 2023-12-04