Fixed wrong action bar date when hitting today or refresh

while viewing a multi-day event

Repo steps
1) Create a multi-day event for the current month i.e. Sept 1 to Sep 30
2) Go to agenda view
3) Hit Today
4) Scroll up until half of that event is showing
5) Hit Today or Refresh

Title changes to Sept 1

BUG:5293674
Change-Id: Ib81c91f012096874e96e8bbaf6cd67769bdad8eb