Limit refresh rates if skin temperature is high

Stay at low refresh rates (0 to 60) if the thermal status is or above
THROTTLING_CRITICAL.

Bug: 171277171
Test: atest DisplayModeDirectorTest
Test: heat the device to CRITICAL and check the votes in dumpsys
      cool down the device to SEVERE and check the votes in dumpsys
Change-Id: I37b5b05a363a3d4f2ed3626109206863b664ba66