power: smb5: add legacy-cable detection logic

Charger h/w legacy-cable detection fails if the
device is rebooted with charger connected. Fix
this by resetting TypeC state machine by disabling/enabling
TypeC module.

Change-Id: I26e78123f7a60adbeceeaa7acd5dc9b83306b19f
Signed-off-by: Ashay Jaiswal <ashayj@codeaurora.org>