bolero: rx-macro: Resolve noise on ear path during hph ear concurrency

There is noise on ear path during hph and ear concurrency.
Set proper HPH_V_PA voltage when both hph PA is in
class-H mode to resolve noise.

Change-Id: Ifbbfb5691687dcb2202358c1e387252954d58db2
Signed-off-by: Vatsal Bucha <vbucha@codeaurora.org>