WP Scripts: Revert changes that inline CSS imports early in the build…

… process

package.json

@@ -128,7 +128,6 @@
 		"npm-run-all": "4.1.5",
 		"patch-package": "8.0.0",
 		"postcss": "8.4.38",
-		"postcss-import": "16.1.0",
 		"postcss-loader": "6.2.1",
 		"postcss-local-keyframes": "^0.0.2",
 		"prettier": "npm:[email protected]",

packages/scripts/CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Bug Fix
 
 -   Make `start` script more resilient for developer errors ([#66752](https://github.com/WordPress/gutenberg/pull/66752)).
+-   Revert changes from [#61121](https://github.com/WordPress/gutenberg/pull/61121) that inlined CSS files imported from other CSS files before optimization in the `build` command.
 
 ## 30.4.0 (2024-10-30)
 

packages/scripts/config/webpack.config.js

@@ -75,7 +75,6 @@ const cssLoaders = [
 					plugins: isProduction
 						? [
 								...postcssPlugins,
-								require( 'postcss-import' ),
 								require( 'cssnano' )( {
 									// Provide a fallback configuration if there's not
 									// one explicitly available in the project.

packages/scripts/package.json

@@ -74,7 +74,6 @@
 		"npm-package-json-lint": "^6.4.0",
 		"npm-packlist": "^3.0.0",
 		"postcss": "^8.4.5",
-		"postcss-import": "^16.1.0",
 		"postcss-loader": "^6.2.1",
 		"prettier": "npm:[email protected]",
 		"puppeteer-core": "^23.1.0",