Improve "Try again in 1 seconds" behavior in lockscreen

When user fails an authentification in lockscreen many times,
"Try again in 30 seconds." is displayed and a 30 seconds
timer starts to count backwards.

This lets "Try again in 1 seconds" to be displayed for one second.

Bug: 31078006
Change-Id: I6c7de2b751582bb06a93e583b710f83201da1728