i2c: imx: If pm_runtime_get_sync() returned 1 device access is possible

pm_runtime_get_sync() returning 1 also means the device is powered. So
resetting the chip registers in .remove() is possible and should be
done.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: d98bdd3a ("i2c: imx: Make sure to unregister adapter on remove()")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Wolfram Sang <wsa@kernel.org>