chore(deps-dev): bump the dev-dependencies group with 2 updates

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.18
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
- dependency-name: prettier
  dependency-version: 3.9.5
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]

package-lock.json

@@ -27,8 +27,8 @@
     "eslint-config-prettier": "^10.1.8",
     "fake-indexeddb": "^5.0.2",
     "happy-dom": "^20.10.6",
-    "postcss": "^8.5.16",
-    "prettier": "^3.9.1",
+    "postcss": "^8.5.18",
+    "prettier": "^3.9.5",
     "tailwindcss": "^3.4.1",
     "typescript": "^5.3.3",
     "vite": "^5.1.0",