extcon: usbc-tusb320: Convert to i2c's .probe_new()

[ Upstream commit 5313121b ]

The probe function doesn't make use of the i2c_device_id * parameter so it
can be trivially converted.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Stable-dep-of: 3adbaa30 ("extcon: usbc-tusb320: Unregister typec port on driver removal")
Signed-off-by: Sasha Levin <sashal@kernel.org>