rtc: ds3232: constify pointers to hwmon_channel_info

Statically allocated array of pointers to hwmon_channel_info can be made
const for safety.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230511175609.282191-2-krzysztof.kozlowski@linaro.orgSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

drivers/rtc/rtc-ds3232.c

@@ -359,7 +359,7 @@ static const struct hwmon_channel_info ds3232_hwmon_temp = {
 	.config = ds3232_hwmon_temp_config,
 };
 
-static const struct hwmon_channel_info *ds3232_hwmon_info[] = {
+static const struct hwmon_channel_info * const ds3232_hwmon_info[] = {
 	&ds3232_hwmon_chip,
 	&ds3232_hwmon_temp,
 	NULL