Update changelog

Author: adamwathan

CHANGELOG.md

@@ -9,6 +9,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Nothing!
 
+## [1.9.1]
+
+### Fixed
+
+- Don't import `corePlugins` in `resolveConfig` to avoid bundling browser-incompatible code ([#2548](https://github.com/tailwindlabs/tailwindcss/pull/2548))
+
 ## [1.9.0]
 
 ### Added
@@ -965,7 +971,8 @@ No release notes
 
 - Everything!
 
-[unreleased]: https://github.com/tailwindlabs/tailwindcss/compare/v1.9.0...HEAD
+[unreleased]: https://github.com/tailwindlabs/tailwindcss/compare/v1.9.1...HEAD
+[1.9.1]: https://github.com/tailwindlabs/tailwindcss/compare/v1.9.0...v1.9.1
 [1.9.0]: https://github.com/tailwindlabs/tailwindcss/compare/v1.8.13...v1.9.0
 [1.8.13]: https://github.com/tailwindlabs/tailwindcss/compare/v1.8.12...v1.8.13
 [1.8.12]: https://github.com/tailwindlabs/tailwindcss/compare/v1.8.11...v1.8.12