fix failed migration for disactivated account

The migration happens too fast and the account state changed signal
is missed if its not connected to before the SAVE is called on the
account.

Reviewed-by: Alexandre Viau <alexandre@alexandreviau.net>

Change-Id: Ie9ae526045c90b0d03d660b8fd2e44affab3098d
Tuleap: #1101
1 file changed