rtc: hid-sensor-time: Constify platform_device_id

The platform_device_id is not modified by the driver and core uses it as
const.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Alexandre Belloni <[e-mail]>

drivers/rtc/rtc-hid-sensor-time.c

···
 	return 0;
 }
 
-static struct platform_device_id hid_time_ids[] = {
+static const struct platform_device_id hid_time_ids[] = {
 	{
 		/* Format: HID-SENSOR-usage_id_in_hex_lowercase */
 		.name = "HID-SENSOR-2000a0",