hwmon: (applesmc) Switch maintainers

Nicolas has expressed a wish to be relieved from the maintenance
of applesmc, so we simply switch maintainer with this patch.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Acked-by: Nicolas Boichat <nicolas@boichat.ch>
Signed-off-by: Jean Delvare <khali@linux-fr.org>