x86/cpu: Add model number for Intel Arrow Lake processor

Successor to Lunar Lake.

Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230404174641.426593-1-tony.luck@intel.com

arch/x86/include/asm/intel-family.h

@@ -125,6 +125,8 @@
 
 #define INTEL_FAM6_LUNARLAKE_M		0xBD
 
+#define INTEL_FAM6_ARROWLAKE		0xC6
+
 /* "Small Core" Processors (Atom/E-Core) */
 
 #define INTEL_FAM6_ATOM_BONNELL		0x1C /* Diamondville, Pineview */