Bump postcss-loader from 7.0.1 to 7.0.2

Bumps [postcss-loader](https://github.com/webpack-contrib/postcss-loader) from 7.0.1 to 7.0.2.
- [Release notes](https://github.com/webpack-contrib/postcss-loader/releases)
- [Changelog](https://github.com/webpack-contrib/postcss-loader/blob/master/CHANGELOG.md)
- [Commits](webpack/postcss-loader@v7.0.1...v7.0.2)

---
updated-dependencies:
- dependency-name: postcss-loader
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -32,7 +32,7 @@
     "html-minifier": "4.0.0",
     "mini-css-extract-plugin": "2.7.2",
     "postcss": "8.4.21",
-    "postcss-loader": "7.0.1",
+    "postcss-loader": "7.0.2",
     "pug": "3.0.2",
     "sass": "1.58.0",
     "sass-loader": "13.2.0",