qcom: smb-lib: disable VCONN operations for micro USB mode

VCONN is not supported in micro USB mode, thus disable
registration and operations on VCONN regulator.

While at it, disable TRY.SOURCE while disabling typeC.

CRs-Fixed: 2027962
Change-Id: Ib92564160c48f52d77815b646b4cdd5c7d23e7b3
Signed-off-by: Ashay Jaiswal <ashayj@codeaurora.org>