usb: typec: hd3ss3220: Check if regulator needs to be switched

usb: typec: hd3ss3220: Check if regulator needs to be switched

Check regulator state as peripheral and detach can disable vbus.
Without this check we will try to disable the regulator twice if
we disconnect host and then connect as device.

Fixes: 27fbc19e52b9 ("usb: typec: hd3ss3220: Enable VBUS based on role state")
Signed-off-by: Jan Remmet <j.remmet@phytec.de>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linu.intel.com>
Link: https://patch.msgid.link/20260206-wip-jremmet-hd3ss3220_vbus_split-v4-1-ee5b4e402187@phytec.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>