Bump postcss-preset-env from 9.6.0 to 10.0.0

Bumps [postcss-preset-env](https://github.com/csstools/postcss-plugins/tree/HEAD/plugin-packs/postcss-preset-env) from 9.6.0 to 10.0.0.
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugin-packs/postcss-preset-env/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugin-packs/postcss-preset-env)

---
updated-dependencies:
- dependency-name: postcss-preset-env
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -51,7 +51,7 @@
     "gulp-wp-pot": "^2.4.3",
     "gulp-zip": "^6.0.0",
     "postcss-partial-import": "^4.1.0",
-    "postcss-preset-env": "^9.0.0",
+    "postcss-preset-env": "^10.0.0",
     "require-uncached": "^2.0.0"
   },
   "babel": {