hwmon: (asus-ec-sensors) depend on X86 in KConfig

All the supported mainboards are for the X86 platform

Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com>
Link: https://lore.kernel.org/r/20220217073238.2479005-1-eugene.shalygin@gmail.com


Signed-off-by: Guenter Roeck <linux@roeck-us.net>