MdePkg/IndustryStandard: update ACPI/IORT definitions to revision C
MdePkg/IndustryStandard: update ACPI/IORT definitions to revision C

This updates the IORT header to include the definitions that were added
in revision C of the IORT spec that was made public recently.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <66d3c5fdaeea7ff1f996ad04f2c45e08ab38e2f5@linaro.org>
Reviewed-by: Star Zeng <5c6bb72efe464613af94e84c05522a361b23844a@intel.com>

MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2