NotifcationManagerService: Instant led test fix

missing conditional statement needed to complete CyanogenMod's Instant led test (http://review.cyanogenmod.org/#/c/57347/)

Signed-off-by: cj360 <ayunker551@gmail.com>
Signed-off-by: Andre Saddler <dresadd09691@gmail.com>
Change-Id: Ie93938087112685f324b9b856523b61792885251