Fix regression that prevents calendar sync w/ new accounts

* The regression is caused by a check on whether the calendar is
  syncable, as determined by the status of the Calendar (via
* Unfortunately, if there IS no calendar, we were disallowing sync,
  which prevents the calendar from being created in the first place

Bug: 2619755
Change-Id: I1e94a129413bdbe9bc9bfb3608d3ca95f23d8dfb
1 file changed