dt-bindings: interrupt-controller: fsl,irqsteer: Add i.MX94 support

Add compatible string "fsl,imx94-irqsteer" for the i.MX94 chip, which is
backward compatible with "fsl,imx-irqsteer".

Acked-by: Conor Dooley <[e-mail]>
Signed-off-by: Frank Li <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Rob Herring (Arm) <[e-mail]>

Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.yaml

···
               - fsl,imx8mp-irqsteer
               - fsl,imx8qm-irqsteer
               - fsl,imx8qxp-irqsteer
+              - fsl,imx94-irqsteer
           - const: fsl,imx-irqsteer
 
   reg: