Bump postcss from 8.5.8 to 8.5.12

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.8 to 8.5.12.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.5.8...8.5.12)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.12
  dependency-type: direct:development
...

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

src-web/package.json

@@ -95,7 +95,7 @@
     "babel-plugin-react-compiler": "^1.0.0",
     "decompress": "^4.2.1",
     "internal-ip": "^8.0.0",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.12",
     "postcss-nesting": "^13.0.2",
     "tailwindcss": "^3.4.17",
     "vite": "npm:@voidzero-dev/vite-plus-core@latest",