build(deps): bump css-loader from 6.7.4 to 6.8.1 (#1785)

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.7.4 to 6.8.1.
- [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/v6.7.4...v6.8.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -54,7 +54,7 @@
         "canvas": "^2.11.2",
         "case-sensitive-paths-webpack-plugin": "^2.4.0",
         "copy-webpack-plugin": "^11.0.0",
-        "css-loader": "^6.7.4",
+        "css-loader": "^6.8.1",
         "css-minimizer-webpack-plugin": "^5.0.0",
         "dexie": "^3.2.3",
         "dexie-observable": "^4.0.0-beta.13",