Update change log

Author: philipp-spiess

CHANGELOG.md

@@ -19,11 +19,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Fixed
 
-- Ensure that all CSS variables used by preflight are prefixed
+- Ensure that all CSS variables used by preflight are prefixed ([#17036](https://github.com/tailwindlabs/tailwindcss/pull/17036))
 
 ### Changed
 
-- The `--theme(…)` function now returns CSS variables unless used inside positions where CSS variables are invalid (e.g. `@media` queries)
+- The `--theme(…)` function now returns CSS variables unless used inside positions where CSS variables are invalid (e.g. `@media` queries) ([#17036](https://github.com/tailwindlabs/tailwindcss/pull/17036))
 
 ## [4.0.12] - 2025-03-07