By setting ENFORCE_PASSWORD_CHECK to `True`, it displays an 'Admin
Password' field on the Change Password form to verify that it is indeed
the admin logged-in who wants to change the password.
Change-Id: Ib11bef93b6b0c74063052875fa361290bf1e92fd
Depends-On: If7af97df7a011569a7e14fbab4f880688d7b82c3
Closes-Bug: #
1640806
                 - 80
                 - 443
           horizon::disable_password_reveal: true
+          horizon::enforce_password_check: true
           horizon::cache_backend: django.core.cache.backends.memcached.MemcachedCache
           horizon::django_session_engine: 'django.contrib.sessions.backends.cache'
           horizon::vhost_extra_params: