gnss: drop stray semicolons

Drop semicolons after function definitions that have managed to sneak in
and get reproduced.

Signed-off-by: Johan Hovold <johan@kernel.org>
diff --git a/drivers/gnss/mtk.c b/drivers/gnss/mtk.c
index d1fc555..c62b121 100644
--- a/drivers/gnss/mtk.c
+++ b/drivers/gnss/mtk.c
@@ -126,7 +126,7 @@ static void mtk_remove(struct serdev_device *serdev)
 	if (data->vbackup)
 		regulator_disable(data->vbackup);
 	gnss_serial_free(gserial);
-};
+}
 
 #ifdef CONFIG_OF
 static const struct of_device_id mtk_of_match[] = {