Bump postcss from 8.4.33 to 8.4.35 (#23)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.33 to 8.4.35.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.33...8.4.35)

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

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

package.json

@@ -20,7 +20,7 @@
     "gatsby": "^5.13.3",
     "gatsby-plugin-google-gtag": "^5.13.1",
     "gatsby-plugin-postcss": "^6.13.1",
-    "postcss": "^8.4.33",
+    "postcss": "^8.4.35",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "tailwindcss": "^3.4.1",