Revert prepare of v3.3

Author: RobinMalfait

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- [Oxide] Use `lightningcss` for nesting and vendor prefixes in PostCSS plugin ([#10399](https://github.com/tailwindlabs/tailwindcss/pull/10399))
+
 ### Fixed
 
 - Don’t move unknown pseudo-elements to the end of selectors ([#10943](https://github.com/tailwindlabs/tailwindcss/pull/10943), [#10962](https://github.com/tailwindlabs/tailwindcss/pull/10962))
@@ -16,6 +20,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Ensure multiple `theme(spacing[5])` calls with bracket notation in arbitrary properties work ([#11039](https://github.com/tailwindlabs/tailwindcss/pull/11039))
 - Normalize arbitrary modifiers ([#11057](https://github.com/tailwindlabs/tailwindcss/pull/11057))
 
+### Changed
+
+- [Oxide] Disable color opacity plugins by default in the `oxide` engine ([#10618](https://github.com/tailwindlabs/tailwindcss/pull/10618))
+- [Oxide] Enable relative content paths for the `oxide` engine ([#10621](https://github.com/tailwindlabs/tailwindcss/pull/10621))
+
 ## [3.3.1] - 2023-03-30
 
 ### Fixed