thermal/core: Add missing EXPORT_SYMBOL_GPL

The function thermal_zone_device_register_with_trips() is not exported
for modules.

Add the missing EXPORT_SYMBOL_GPL().

Fixes: fae11de5 ("thermal/core: Add thermal_trip in thermal_zone")
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20220810100731.749317-1-daniel.lezcano@linaro.org

drivers/thermal/thermal_core.c

@@ -1329,6 +1329,7 @@ thermal_zone_device_register_with_trips(const char *type, struct thermal_trip *t
 	kfree(tz);
 	return ERR_PTR(result);
 }
+EXPORT_SYMBOL_GPL(thermal_zone_device_register_with_trips);
 
 struct thermal_zone_device *thermal_zone_device_register(const char *type, int ntrips, int mask,
 							 void *devdata, struct thermal_zone_device_ops *ops,