adding a signup option as well

Describe the bug
no sign up button available

To Reproduce
Steps to reproduce the behavior:
Go to 'https://enatega.com/'
Click on 'Admin Web Dashboard'
Scroll down 'preview live demo'
See error https://multivendor-admin.enatega.com/#/auth/login

Expected behavior
signup button

Screenshots
https://multivendor-admin.enatega.com/#/auth/login

Desktop (please complete the following information):

OS: [e.g. iOS]
Browser [e.g. chrome, safari]
Version [e.g. 22]
Smartphone (please complete the following information):

Device: [e.g. iPhone6]
OS: [e.g. iOS8.1]
Browser [e.g. stock browser, safari]
Version [e.g. 22]
Additional context
Add any other context about the problem here.

Start at https://enatega.com/, open the Admin Web Dashboard preview, and inspect the login page at https://multivendor-admin.enatega.com/#/auth/login. Determine where the authentication UI is defined and add the missing signup option; done means a signup button is visible and usable on that page.

Written by the indexing model from the issue text.