chore(deps-dev): bump css-loader from 4.2.0 to 4.2.1

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/css-loader/compare/v4.2.0...v4.2.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

yarn.lock

@@ -2840,9 +2840,9 @@ css-loader@^2.1.1:
     schema-utils "^1.0.0"
 
 css-loader@^4.0.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/css-loader/-/css-loader-4.2.0.tgz#b57efb92ac8f0cd85bf92d89df9634ef1f51b8bf"
-  integrity sha512-ko7a9b0iFpWtk9eSI/C8IICvZeGtYnjxYjw45rJprokXj/+kBd/siX4vAIBq9Uij8Jubc4jL1EvSnTjCEwaHSw==
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/css-loader/-/css-loader-4.2.1.tgz#9f48fd7eae1219d629a3f085ba9a9102ca1141a7"
+  integrity sha512-MoqmF1if7Z0pZIEXA4ZF9PgtCXxWbfzfJM+3p+OYfhcrwcqhaCRb74DSnfzRl7e024xEiCRn5hCvfUbTf2sgFA==
   dependencies:
     camelcase "^6.0.0"
     cssesc "^3.0.0"