fix: set the type required when create vpn endpoint group

Set the type required when create the vpn endpoint group

Closes-Bug: #1991164
Change-Id: I610eca40bef80c6fbfb38bc359312dc3b826dfb7

src/pages/network/containers/VPN/EndpointGroup/actions/Create.js

@@ -130,6 +130,7 @@ export class Create extends ModalAction {
         name: 'type',
         label: t('Type'),
         type: 'select',
+        required: true,
         options: [
           {
             label: t('Peer'),