USB: berry_charge: correct dbg string for second magic command

I was testing the berry_charge module with my Blackberry 8700c and had
great success, thanks. Looking at the code for my own learning I noticed
the following cut and paste error... just a nit.
Signed-off-by: Ken L Johnson <ken@novell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/misc/berry_charge.c

@@ -69,7 +69,7 @@ static int magic_charge(struct usb_device *udev)
 		return retval;
 	}
 
-	dbg(&udev->dev, "Sending first magic command\n");
+	dbg(&udev->dev, "Sending second magic command\n");
 	retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
 				 0xa2, 0x40, 0, 1, dummy_buffer, 0, 100);
 	if (retval != 0) {