hwmon: (max6650) Declare valid as boolean

Declare valid as boolean to match its use case.

Cc: Jean-Francois Dagenais <jeff.dagenais@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2019-06-07 10:23:19 -07:00
commit bf8c9edaa5