🔀 Merge tag '3.0.21' into develop

🐛 Fix the condition error for the array fields

package.json

 {
   "name": "@vue-unistra/formbuilder",
-  "version": "3.0.20",
+  "version": "3.0.21",
   "main": "dist/index.js",
   "files": [
     "dist/*",