After CB:76315, TPM_RDRESP_NEED_DELAY, whose historical mission has
ended, could be removed.
Signed-off-by: Bill XIE <persmule@hardenedlinux.org>
Change-Id: I51e046fb738d2ff7a23225739de62a1a7780bc1c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84717
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Crawford <tcrawford@system76.com>