hwmon: (ltc4215) Convert to devm_hwmon_device_register_with_groups
hwmon: (ltc4215) Convert to devm_hwmon_device_register_with_groups

Simplify code, reduce code size, and attach sysfs attributes to hwmon device.

Signed-off-by: Guenter Roeck <ba324ca7b1c77fc20bb970d5aff6eea9377918a5@roeck-us.net>
Reviewed-by: Jean Delvare <efca98801f3398ebd7eeff805a2c18e6c49e84d4@suse.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs