build(deps): bump postcss-custom-properties from 14.0.3 to 14.0.4 (#117)

Bumps [postcss-custom-properties](https://github.com/csstools/postcss-plugins/tree/HEAD/plugins/postcss-custom-properties) from 14.0.3 to 14.0.4.
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugins/postcss-custom-properties/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugins/postcss-custom-properties)

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

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

package.json

@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@nuxtjs/i18n": "^8.5.5",
-    "postcss-custom-properties": "^14.0.3",
+    "postcss-custom-properties": "^14.0.4",
     "vue": "^3.5.12",
     "vue-router": "^4.4.5"
   },