Update overview.mdx

Author: swapnil-cometchat

sdk/javascript/overview.mdx

@@ -91,9 +91,6 @@ Explore working examples with full source code:
   <Card title="Angular" icon="angular" href="https://github.com/cometchat-pro/javascript-angular-chat-app">
     Angular sample app
   </Card>
-  <Card title="Vue" icon="vuejs" href="https://github.com/cometchat-pro/javascript-vue-chat-app">
-    Vue sample app
-  </Card>
 </CardGroup>
 
 ## UI Kits