Bump css-loader from 6.2.0 to 6.4.0

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.2.0 to 6.4.0.
- [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/v6.2.0...v6.4.0)

---
updated-dependencies:
- dependency-name: css-loader
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package-lock.json

@@ -5973,9 +5973,9 @@
       }
     },
     "css-loader": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/css-loader/-/css-loader-6.2.0.tgz",
-      "integrity": "sha512-/rvHfYRjIpymZblf49w8jYcRo2y9gj6rV8UroHGmBxKrIyGLokpycyKzp9OkitvqT29ZSpzJ0Ic7SpnJX3sC8g==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/css-loader/-/css-loader-6.4.0.tgz",
+      "integrity": "sha512-Dlt6qfsxI/w1vU0r8qDd4BtMPxWqJeY5qQU7SmmZfvbpe6Xl18McO4GhyaMLns24Y2VNPiZwJPQ8JSbg4qvQLw==",
       "dev": true,
       "requires": {
         "icss-utils": "^5.1.0",

package.json

@@ -53,7 +53,7 @@
     "babel-loader": "^8.2.2",
     "babel-preset-minify": "^0.5.0",
     "core-js": "^3.18.2",
-    "css-loader": "^6.2.0",
+    "css-loader": "^6.4.0",
     "eslint": "^7.31.0",
     "file-loader": "^6.2.0",
     "html-webpack-plugin": "^5.3.2",