thermal/drivers/mediatek/lvts_thermal: Retrieve all calibration bytes

Calibration values are 24-bit wide. Those values so far appear to span
only 16 bits but let's not push our luck.

Found while looking at the original Mediatek driver code.

Signed-off-by: Nicolas Pitre <[email protected]>
Signed-off-by: Daniel Lezcano <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Nicolas Pitre

drivers/thermal/mediatek/lvts_thermal.c

@@ -679,7 +679,7 @@ static int lvts_calibration_init(struct device *dev, struct lvts_ctrl *lvts_ctrl
 
 	for (i = 0; i < lvts_ctrl_data->num_lvts_sensor; i++)
 		memcpy(&lvts_ctrl->calibration[i],
-		       efuse_calibration + lvts_ctrl_data->cal_offset[i], 2);
+		       efuse_calibration + lvts_ctrl_data->cal_offset[i], 3);
 
 	return 0;
 }