sm8350-common: Lower down rate limit for prime CPU

Since the big and prime clusters consume more power,
they should not be prevented from lowering frequencies
for longer periods. Instead it should be for the little
cluster, that consumes lesser power and has higher load.

Change-Id: I84dd4949a178f3c026355eb63ac7e9c9458052c3
Signed-off-by: Vaisakh Murali <mvaisakh@statixos.com>
Signed-off-by: chandu078 <chandudyavanapelli03@gmail.com>