ASoC: wcd-mbhc: Reduce plug insert/remove pop for USB type-C analog audio

Reduce pop when plug is inserted into USB type-C port through
an adapter by toggling the USB modes to DFP (Downstream Facing
Port) during insert and back to DRP (Dual Role Port) when the
removal is detected.

CRs-Fixed: 1113288
Change-Id: I32a5d551e0f178907010d737e9fd548a82e5d419
Signed-off-by: Phani Kumar Uppalapati <phaniu@codeaurora.org>