doc: upgrade tenyun@^0.12.0 for purge-caches (#2902)

Author: TheNorthMemory

docs/package.json

@@ -16,10 +16,10 @@
   },
   "devDependencies": {
     "@types/markdown-it": "^14.1.2",
-    "@types/node": "^22.13.4",
+    "@types/node": "^22.13.7",
     "postcss": "^8.5.3",
     "postcss-import": "^16.1.0",
-    "tenyun": "^0.11.5",
+    "tenyun": "^0.12.0",
     "vitepress": "1.6.3"
   },
   "packageManager": "[email protected]+sha512.cce0f9de9c5a7c95bef944169cc5dfe8741abfb145078c0d508b868056848a87c81e626246cb60967cbd7fd29a6c062ef73ff840d96b3c86c40ac92cf4a813ee"