Hide the otpauth url a bit not to confuse users.

hypha/apply/users/templates/two_factor/core/setup.html

@@ -17,7 +17,11 @@
         Authenticator. Then, enter the token generated by the app.
         {% endblocktrans %}</p>
     <p><img src="{{ QR_URL }}" alt="QR Code" class="bg-white" width="200" height="200" /></p>
-    <p><a href="{{ otpauth_url }}">Alternative otpauth set up link</a></p>
+    <details>
+      <summary>Advanced</summary>
+      <p>For advanced users, here is the otpauth url in string format.</p>
+      <p><a href="{{ otpauth_url }}">{{ otpauth_url }}</a></p>
+    </details>
   {% elif wizard.steps.current == 'sms' %}
     <p>{% blocktrans trimmed %}Please enter the phone number you wish to receive the
       text messages on. This number will be validated in the next step.