The RSDT is only used when the bios need to support ACPI 1.0
version. When change PcdAcpiExposedTableVersions to 0x3C, it
will not support ACPI 1.0. The default is 0x3E.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Zhang Lubo <lubo.zhang@intel.com> Cc: Eric Dong <eric.dong@intel.com> Cc: Ye Ting <ting.ye@intel.com> Cc: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Ye Ting <ting.ye@intel.com> Reviewed-by: Eric Dong <eric.dong@intel.com>