Revert "Disable multiuser toggle when more than 1 user is created"

Revert submission 24420426-multi_toggle

Reason for revert: This change needs to be done along with some other UI changes to avoid confusion

Reverted changes: /q/submissionid:24420426-multi_toggle

Change-Id: I7aac55a46c20f014b86b7b99f2f738835b6a7bbf