feat(plat/rcar3): add new board revision for Salvator-XS/H3ULCB

Add new board revision for 8GB 1rank of Salvator-XS/H3ULCB

Signed-off-by: Toshiyuki Ogasahara <toshiyuki.ogasahara.bo@hitachi.com>
Signed-off-by: Yoshifumi Hosoya <yoshifumi.hosoya.wj@renesas.com>
Change-Id: I9e0ef7340d92de9c892fc5bd04abe24ad6ee4286
2 files changed