drivers/intel/fsp2_0: Include coreboot_tables.h in fsp_gop_blt.h

The fsp_gop_blt.h header includes `enum lb_fb_orientation`. This enum
is defined within `<boot/coreboot_tables.h>`.

This commit adds the necessary include directive to ensure that
`enum lb_fb_orientation` is available.

BUG=b:409718202
TEST=Able to build and boot google/fatcat.

Change-Id: I0e432bef13ab1425c29e9ca4a82b06ff264a8613
Signed-off-by: Subrata Banik <subratabanik@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87537
Reviewed-by: Jérémy Compostella <jeremy.compostella@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/drivers/intel/fsp2_0/include/fsp/fsp_gop_blt.h

@@ -3,6 +3,7 @@
 #ifndef FSP_GOP_BLT_H
 #define FSP_GOP_BLT_H
 
+#include <boot/coreboot_tables.h>
 #include <efi/efi_datatype.h>
 #include <types.h>