DynamicTablesPkg: AcpiSsdtPcieLibArm: Use QWord to describe I/O range

Use AmlCodeGenRdQWordIo() to generate the I/O range in _CRS instead of
AmlCodeGenRdDWordIo() to cater to the scenarios where 64-bit addresses
can be used to generate I/O packets over the PCIe bus.

Signed-off-by: Jeff Brasen <jbrasen@nvidia.com>
Reviewed-by: Pierre Gondois <pierre.gondois@arm.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c

@@ -540,7 +540,7 @@ GeneratePciCrs (
 
     switch (AddrMapInfo->SpaceCode) {
       case PCI_SS_IO:
-        Status = AmlCodeGenRdDWordIo (
+        Status = AmlCodeGenRdQWordIo (
                    FALSE,
                    TRUE,
                    TRUE,