drm/i915/cml: Add Missing PCI IDs

The BSpec has added three new IDS for CML.
Update the IDs in accordance to the Spec.

Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190812222737.29356-1-anusha.srivatsa@intel.com

include/drm/i915_pciids.h

@@ -466,7 +466,10 @@
 	INTEL_VGA_DEVICE(0x9BC5, info), \
 	INTEL_VGA_DEVICE(0x9BC8, info), \
 	INTEL_VGA_DEVICE(0x9BC4, info), \
-	INTEL_VGA_DEVICE(0x9BC2, info)
+	INTEL_VGA_DEVICE(0x9BC2, info), \
+	INTEL_VGA_DEVICE(0x9BC6, info), \
+	INTEL_VGA_DEVICE(0x9BE6, info), \
+	INTEL_VGA_DEVICE(0x9BF6, info)
 
 #define INTEL_KBL_IDS(info) \
 	INTEL_KBL_GT1_IDS(info), \