chore: new sponsor

Author: yyx990803

themes/vue/_config.yml

@@ -94,6 +94,9 @@ gold_sponsors:
   - url: https://syncfusion.com/products/vue
     img: syncfusion.png
     name: syncfusion
+  - url: https://kintohub.com
+    img: kintohub.png
+    name: kinto hub
 
 silver_sponsors:
   - url: https://dopamine.bg/