media: ov772x: Replace msleep(1) with usleep_range

msleep() can sleep up to 20ms.

As suggested by Documentation/timers/timers_howto.txt replace it with
usleep_range() with up to 5ms delay.
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/i2c/ov772x.c

@@ -574,7 +574,7 @@ static int ov772x_reset(struct i2c_client *client)
 	if (ret < 0)
 		return ret;
 
-	msleep(1);
+	usleep_range(1000, 5000);
 
 	return ov772x_mask_set(client, COM2, SOFT_SLEEP_MODE, SOFT_SLEEP_MODE);
 }