Bump postcss from 7.0.21 to 7.0.36

Bumps [postcss](https://github.com/postcss/postcss) from 7.0.21 to 7.0.36.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@7.0.21...7.0.36)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
 		"@fortawesome/fontawesome-free": "5.15.3",
 		"canonical-path": "1.0.0",
 		"cldr-data": "36.0.0",
-		"postcss": "7.0.21",
+		"postcss": "7.0.36",
 		"prismjs": "1.17.1",
 		"rehype-add-classes": "^1.0.0",
 		"rehype-stringify": "6.0.0",