i945: Add device identification D2:F1

Add device identification D2:F1 for desktop version.
(see Intel 945G/945GZ/945GC/945P/945PL Express Chipset
Family datasheet page 192)

Change-Id: Ie060644d635a7031ee6f55420d63751192481091
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32877
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>

src/northbridge/intel/i945/gma.c

@@ -858,6 +858,7 @@ static const unsigned short i945_gma_func0_ids[] = {
 };
 
 static const unsigned short i945_gma_func1_ids[] = {
+	0x2776, /* Desktop 82945G/GZ/GC */
 	0x27a6, /* Mobile 945GM/GMS/GME Express Integrated Graphics Controller */
 	0
 };