usb/misc: fix repeated words in comments

 Delete the redundant word 'with'.
Signed-off-by: Jilin Yuan <yuanjilin@cdjrlc.com>
Link: https://lore.kernel.org/r/20220716134105.44710-1-yuanjilin@cdjrlc.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/misc/usbtest.c

@@ -2638,7 +2638,7 @@ usbtest_do_ioctl(struct usb_interface *intf, struct usbtest_param_32 *param)
  * different busses) to use when testing, and allocate one thread per
  * test.  So discovery is simplified, and we have no device naming issues.
  *
- * Don't use these only as stress/load tests.  Use them along with with
+ * Don't use these only as stress/load tests.  Use them along with
  * other USB bus activity:  plugging, unplugging, mousing, mp3 playback,
  * video capture, and so on.  Run different tests at different times, in
  * different sequences.  Nothing here should interact with other devices,