iio: fix semicolon in io_core_trigger.h

Signed-off-by: Peter Meerwald <[e-mail]>
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/iio_core_trigger.h

···
 static int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
 {
 	return 0;
-};
+}
 
 /**
  * iio_device_unregister_trigger_consumer() - reverse the registration process
···
  **/
 static void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
 {
-};
+}
 
 #endif /* CONFIG_TRIGGER_CONSUMER */
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