chore: move @tailwindcss/postcss from dependencies to devDependencies

package.json

@@ -13,7 +13,6 @@
     "@headlessui/react": "^2.1.0",
     "@lobehub/icons": "^1.97.2",
     "@tailwindcss/forms": "^0.5.3",
-    "@tailwindcss/postcss": "^4.1.7",
     "@types/node": "^20.10.8",
     "@types/react": "^18.2.55",
     "@types/react-dom": "^18.2.18",
@@ -31,6 +30,7 @@
     "use-debounce": "^10.0.0"
   },
   "devDependencies": {
+    "@tailwindcss/postcss": "^4.1.13",
     "eslint": "^8.56.0",
     "eslint-config-next": "^14.0.4",
     "prettier": "^3.3.2",