add missing kernel config option

SVN-Revision: 10362

target/linux/generic-2.4/config-default

@@ -711,6 +711,7 @@ CONFIG_UNIX=y
 CONFIG_UNIX98_PTYS=y
 CONFIG_UNIX98_PTY_COUNT=128
 # CONFIG_UNIXWARE_DISKLABEL is not set
+# CONFIG_USB_BLUETOOTH is not set
 # CONFIG_USB_GADGET is not set
 CONFIG_USB_USBNET=m
 CONFIG_VFAT_FS=m