8.0-RELEASE has no *scan*

Add HP_ScanJet_4400c
Someone else patch has already been commited to current.

*** 6.1-RELEASE/src/sys/dev/usb/uscanner.c.~1~	Wed Jan 11 01:27:28 2006
--- new/src/sys/dev/usb/uscanner.c	Tue Jun 20 23:28:40 2006
***************
*** 136,141 ****
--- 136,142 ----
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_4100C }, 0 },
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_4200C }, 0 },
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_4300C }, 0 },
+  {{ USB_VENDOR_HP, USB_PRODUCT_HP_4400C }, 0 },
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_4670V }, 0 },
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_S20 }, 0 },
   {{ USB_VENDOR_HP, USB_PRODUCT_HP_5200C }, 0 },