Downgrade uuid back to v9

package.json

@@ -47,7 +47,7 @@
     "vuepress": "^1.9.8"
   },
   "dependencies": {
-    "uuid": "^11.0.0",
+    "uuid": "^9.0.0",
     "vue-interactjs": "^0.1.10"
   }
 }