9p/trans_virtio: Fix typo in the comment for p9_virtio_create()

couldlook ==> could look

Link: https://lkml.kernel.org/r/20211216061439.4186-1-zhuran@mail.ustc.edu.cnSigned-off-by: zhuxinran <zhuran@mail.ustc.edu.cn>
Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>

net/9p/trans_virtio.c

@@ -648,7 +648,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
  * @args: args passed from sys_mount() for per-transport options (unused)
  *
  * This sets up a transport channel for 9p communication.  Right now
- * we only match the first available channel, but eventually we couldlook up
+ * we only match the first available channel, but eventually we could look up
  * alternate channels by matching devname versus a virtio_config entry.
  * We use a simple reference count mechanism to ensure that only a single
  * mount has a channel open at a time.