ANDROID: sched: EAS: Avoid causing spikes to max-freq unnecessarily

During scheduler tick handling, the frequency was being set to
max-freq if the current frequency is less than the current
utilization. Change to just request "right" frequency instead
of max.

BUG: 29871410
Change-Id: I6fe65b14413da44b1520ba116f72320083eb92f8
Signed-off-by: Andres Oportus <andresoportus@google.com>