Remove BUILD_TIME_STAMP_SIZE macro from coreboot because FSP 3223
version have BUILD_TIME_STAMP_SIZE macro defined as part of
`FspProducerDataHeader.h`.
Ref change:
9c28ab1d1a vc/intel/fsp/mtl: Update header files from 3194_81 to 3223.80
BUG=b:285110116
TEST=Able to build google/rex.
Change-Id: I52707adf1aa6dadca8dcf82102f76916a0cfe346
Signed-off-by: Ronak Kanabar <ronak.kanabar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76341
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>