media: meson-ir-tx: Simplify and improve using dev_err_probe()

With dev_err_probe() the error paths can be implemented in a more
condensed way with the added benefit that the error code is added to the
error messages by name.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>