Commit 0290bd29 ("netdev: pass the stuck queue to the timeout handler")
introduced a new argument to the function but missed adding the description
of the argument to the function header comment.  Add it now.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>