Bump css-loader from 6.11.0 to 7.0.0 (#239)

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.11.0 to 7.0.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/css-loader@v6.11.0...v7.0.0)

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

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

package.json

@@ -45,7 +45,7 @@
     "babel-loader": "^9.0.0",
     "browser-sync": "^2.26.3",
     "chai": "^4.0.1",
-    "css-loader": "^6.8.1",
+    "css-loader": "^7.0.0",
     "d3": "^7.0.0",
     "eslint": "^8.23.1",
     "eslint-config-takiyon": "^3.0.0",