Bump clean-css-cli from 5.2.1 to 5.2.2 (#33433)

Bumps [clean-css-cli](https://github.com/jakubpawlowicz/clean-css-cli) from 5.2.1 to 5.2.2.
- [Release notes](https://github.com/jakubpawlowicz/clean-css-cli/releases)
- [Changelog](https://github.com/jakubpawlowicz/clean-css-cli/blob/master/History.md)
- [Commits](clean-css/clean-css-cli@v5.2.1...v5.2.2)

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

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

package.json

@@ -110,7 +110,7 @@
     "@rollup/plugin-replace": "^2.4.1",
     "autoprefixer": "^10.2.5",
     "bundlewatch": "^0.3.2",
-    "clean-css-cli": "^5.2.1",
+    "clean-css-cli": "^5.2.2",
     "cross-env": "^7.0.3",
     "eslint": "^7.22.0",
     "eslint-config-xo": "^0.35.0",