power: smb5: Enable Type-C DRP try.snk support

Support type-c module in DRP (Dual Role Power) with try.snk enabled.

Try.SNK allows a DRP that has a policy based preference to be a Sink
when connecting to another DRP to effect a transition from a
destined Source role to the Sink role.

CRs-Fixed: 2251295
Change-Id: I4db2e94985e066ba8c4e06490515e6f428026002
Signed-off-by: Harry Yang <harryy@codeaurora.org>