thermal: Reduce DVFS throttling per BCL irq

By increasing hardware clock divider count, we do not need to throttle
as hard to mitigate for brownout.

Bug: 221077697
Test: Local stress test to ensure no brownout.
Signed-off-by: George Lee <geolee@google.com>
Change-Id: Ia5d8cdbb1a0bff5baff56a81732b4a396189a10b
2 files changed