build(deps-dev): bump postcss from 8.5.16 to 8.5.19 (#649)

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.16 to 8.5.19.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.16...8.5.19)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.19
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -12,7 +12,7 @@
         "axios": "^1.18.1",
         "laravel-vite-plugin": "^3.1.3",
         "lodash": "^4.18.1",
-        "postcss": "^8.5.16",
+        "postcss": "^8.5.19",
         "tailwindcss": "^4.3.2",
         "tippy.js": "^6.3.7",
         "vite": "^8.1.4"