pxa25x_udc: Remove usbdescriptors.h

usbdescriptors.h conflicts with linux/usb/ch9.h.
Remove it.

Signed-off-by: Lukasz Dalek <luk0104@gmail.com>
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index dd74143..9ce98f0 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -40,7 +40,6 @@
 #include <asm/io.h>
 #include <asm/arch/pxa.h>
 
-#include <usbdescriptors.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <usb/lin_gadget_compat.h>