fix: remove intermidiate step of login while registering (#5504)

Co-authored-by: Areeb Jamal <jamal.areeb@gmail.com>

app/controllers/register.js

@@ -22,11 +22,7 @@ export default class RegisterController extends Controller {
     this.model.save()
       .then(user => {
         this.set('session.newUser', user.get('email'));
-        if (this.inviteToken) {
           this.send('loginExistingUser', user.get('email'), password, this.inviteToken, this.event);
-        } else {
-          this.transitionToRoute('login');
-        }
       })
       .catch(reason => {
         if (reason && Object.prototype.hasOwnProperty.call(reason, 'errors') && reason.errors[0].status === 409) {
@@ -60,7 +56,11 @@ export default class RegisterController extends Controller {
             await this.store.findRecord('user', tokenPayload.identity)
           );
         }
-        this.transitionToRoute('public.role-invites', eventId, { queryParams: { token } });
+        if (token) {
+          this.transitionToRoute('public.role-invites', eventId, { queryParams: { token } });
+        } else {
+          this.transitionToRoute('/');
+        }
       })
       .catch(reason => {
         if (!(this.isDestroyed || this.isDestroying)) {