Add OMAP on-die governor to the thermal fw

Add OMAP on-die governor to the thermal fw

Add the OMAP on-die governor to the thermal framework.
This component will impose the policy for the on-die temp
sensor.

Change-Id: I68d69309c79088e44573991c940139e9710377f1
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Moiz Sonasath <m-sonasath@ti.com>