lib: Use `smbios_bus_width_to_spd_width` for setting dimm.bus_width

Make use of `smbios_bus_width_to_spd_width()` for filling DIMM info.

Additionally, ensures dimm_info_util.c file is getting compiled for
romstage.

TEST=dmidecode -t 17 output Total Width and Data Width as expected.

Change-Id: I7fdc19fadc576dec43e12f182fe088707e6654d9
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58655
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

0 files changed, 0 insertions, 0 deletions