dt-bindings: PCI: xilinx-cpm: Add compatible string for CPM5NC Versal Net host

The Xilinx Versal Net series has Coherency and PCIe Gen5 Module
Next-Generation compact (CPM5NC) block which supports Root Port
controller functionality at Gen5 speed.

Error interrupts are handled, CPM5NC specific interrupt line and
the INTx interrupt is not support.

Signed-off-by: Thippeswamy Havalige <thippeswamy.havalige@amd.com>
[kwilczynski: commit log]
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20250224155025.782179-3-thippeswamy.havalige@amd.com

Author: Thippeswamy Havalige

Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml

@@ -18,6 +18,7 @@ properties:
       - xlnx,versal-cpm-host-1.00
       - xlnx,versal-cpm5-host
       - xlnx,versal-cpm5-host1
+      - xlnx,versal-cpm5nc-host
 
   reg:
     items: