chore: Add submenu for super admin settings (#11860)

- Improve how settings are rendered in Chatwoot Super admin panel
- Add google settings support 
- show setting for community edition

##  Settings page - community edition
<img width="1702" alt="Screenshot 2025-07-08 at 9 08 03 PM"
src="https://github.com/user-attachments/assets/0434f56f-ea74-44a8-a7b0-8e26fab88093"
/>

## Expanded settings
<img width="1675" alt="Screenshot 2025-07-03 at 2 17 16 AM"
src="https://github.com/user-attachments/assets/3aa1f888-c54a-4b58-896a-0d3e828fa176"
/>

---------

Co-authored-by: Sojan Jose <sojan@Sojans-MacBook-Pro.local>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/views/super_admin/application/_icons.html.erb

@@ -2,6 +2,12 @@
   <symbol id="icon-microsoft" viewBox="0 0 24 24">
     <path fill="currentColor" d="M2 3h9v9H2zm9 19H2v-9h9zM21 3v9h-9V3zm0 19h-9v-9h9z"/>
   </symbol>
+  <symbol id="icon-google" viewBox="0 0 24 24">
+    <path fill="currentColor" d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"/>
+    <path fill="currentColor" d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"/>
+    <path fill="currentColor" d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l2.85-2.22.81-.62z"/>
+    <path fill="currentColor" d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"/>
+  </symbol>
   <symbol id="icon-cancel" viewBox="0 0 48 48">
     <path fill-rule="evenodd" d="M24 19.757l-8.485-8.485c-.784-.783-2.047-.782-2.827 0l-1.417 1.416c-.777.777-.78 2.046.002 2.827L19.757 24l-8.485 8.485c-.783.784-.782 2.047 0 2.827l1.416 1.417c.777.777 2.046.78 2.827-.002L24 28.243l8.485 8.485c.784.783 2.047.782 2.827 0l1.417-1.416c.777-.777.78-2.046-.002-2.827L28.243 24l8.485-8.485c.783-.784.782-2.047 0-2.827l-1.416-1.417c-.777-.777-2.046-.78-2.827.002L24 19.757zM24 47c12.703 0 23-10.297 23-23S36.703 1 24 1 1 11.297 1 24s10.297 23 23 23z" />
   </symbol>