Change BIOS IOMMU settings on 3 new Barcelona nodes

[EldritchJS]

For these three nodes:

moc-r4pcc02u05, moc-r4pcc02u32, and moc-r4pcc02u35

Need to have these BIOS settings:

System Settings --> Devices and I/O Ports --> IOMMU --> Disabled

System Settings --> Processors --> Secured-Core --> IOMMU --> Disabled

[tzumainn]

done!