Remove additional padding that was needed before when the sensor length from...

Remove additional padding that was needed before when the sensor length from HAL didn't match power button


Fixes: 322440044
Test: verified manually, go to lockscreen, touch the power button fingerprint sensor.
Flag: ACONFIG com.android.systemui.rest_to_unlock NEXTFOOD
Change-Id: Ibdc06ebc6769a5bc9a08cf74e332a888d29426e9