Mix path clk is gated by main path clk, as per current logic we are not
enabling main path clk for mix path use-cases.
Enable main path clk before enabling mix path for UPD dedicated backend
to work.
Change-Id: I209d1eaf25f4ef08bbd534f5ecc858e465ce7e18
Signed-off-by: Faiz Nabi Kuchay <quic_fkuchay@quicinc.com>