HID: remove useless DRIVER_VERSION macro

DRIVER_VERSION has no use whatosoever, it has been set to "2.6"
for ages. Remove it.
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

drivers/hid/hid-core.c

@@ -39,7 +39,6 @@
  * Version Information
  */
 
-#define DRIVER_VERSION "v2.6"
 #define DRIVER_DESC "HID core driver"
 #define DRIVER_LICENSE "GPL"
 

drivers/hid/usbhid/hid-core.c

@@ -41,7 +41,6 @@
  * Version Information
  */
 
-#define DRIVER_VERSION "v2.6"
 #define DRIVER_DESC "USB HID core driver"
 #define DRIVER_LICENSE "GPL"
 
@@ -1394,8 +1393,7 @@ static int __init hid_init(void)
 	retval = usb_register(&hid_driver);
 	if (retval)
 		goto usb_register_fail;
-	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
-			DRIVER_DESC "\n");
+	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n");
 
 	return 0;
 usb_register_fail: