USB: wusbcore: rh.c Typo change desciptor to descriptor.

Change a typo from "desciptor" to "descriptor".
Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/wusbcore/rh.c

@@ -156,7 +156,7 @@ int wusbhc_rh_status_data(struct usb_hcd *usb_hcd, char *_buf)
 EXPORT_SYMBOL_GPL(wusbhc_rh_status_data);
 
 /*
- * Return the hub's desciptor
+ * Return the hub's descriptor
  *
  * NOTE: almost cut and paste from ehci-hub.c
  *