Update changelog

Author: thecrypticace

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Ensure max specificity of `0,0,1` for button and input Preflight rules  ([#12735](https://github.com/tailwindlabs/tailwindcss/pull/12735))
 - Split `:has` rules when using `experimental.optimizeUniversalDefaults` ([#12736](https://github.com/tailwindlabs/tailwindcss/pull/12736))
+- Sort arbitrary properties alphabetically across multiple class lists ([#12911](https://github.com/tailwindlabs/tailwindcss/pull/12911))
 
 ## [3.4.1] - 2014-01-05