hwmon: (w83627ehf) remove nct6775 and nct6776 support

The nct6775 and nct6776 are supported by the separate nct6775.c driver,
so remove the code from the w83627ehf driver.

Suggested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Link: https://lore.kernel.org/r/20191225023225.2785-2-linux@treblig.org


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