Temperature labels are not always present. Adjust sysfs attribute
visibility accordingly.
Reported-by: Meelis Roos <mroos@linux.ee> Suggested-by: Dr. David Alan Gilbert <linux@treblig.org> Reviewed-by: Dr. David Alan Gilbert <linux@treblig.org> Cc: Meelis Roos <mroos@linux.ee> Cc: Dr. David Alan Gilbert <linux@treblig.org> Fixes: 266cd5835947 ("hwmon: (w83627ehf) convert to with_info interface") Signed-off-by: Guenter Roeck <linux@roeck-us.net>