dt-bindings: riscv: microchip: document the aries m100pfsevp

Add a compatible for the Aries Embedded M100PFSEVP SOM + EVK platform.

Link: https://www.aries-embedded.com/polarfire-soc-fpga-microsemi-m100pfs-som-mpfs025t-pcie-serdesSigned-off-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/riscv/microchip.yaml

@@ -27,6 +27,7 @@ properties:
 
       - items:
           - enum:
+              - aries,m100pfsevp
               - sundance,polarberry
           - const: microchip,mpfs