hpet: Remove unused PCI Vendor ID #define

HPET_ID_VENDOR_8086 is defined but never used.  It would be a redefine
of PCI_VENDOR_ID_INTEL if it was ever used.

Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

arch/x86/include/asm/hpet.h

@@ -35,8 +35,6 @@
 #define	HPET_ID_NUMBER_SHIFT	8
 #define HPET_ID_VENDOR_SHIFT	16
 
-#define HPET_ID_VENDOR_8086	0x8086
-
 #define HPET_CFG_ENABLE		0x001
 #define HPET_CFG_LEGACY		0x002
 #define	HPET_LEGACY_8254	2