Update @prefecthq/prefect-design to version 2.14.21 (#17616)

Co-authored-by: marvin-robot <[email protected]>

Author: marvin-robot

ui/package-lock.json

@@ -10,7 +10,7 @@
     "validate:types": "vue-tsc --noEmit"
   },
   "dependencies": {
-    "@prefecthq/prefect-design": "2.14.19",
+    "@prefecthq/prefect-design": "2.14.21",
     "@prefecthq/prefect-ui-library": "3.11.51",
     "@prefecthq/vue-charts": "2.0.6",
     "@prefecthq/vue-compositions": "1.11.5",