[backend] remove access of form type from user.

[smkamranqadri]

User who have access to the backend should not see the form type option nor in form create form.

That needs to be only for superuser so we can be map the specific form type to specific location Register Form, Feedback Form,

[smkamranqadri]

ok, I understand now, if we didn't select the user permission then user will not have access to the form type.

Also we need to remove the default permissions so it should be blank and admin have to select what permission we want to give user.