dt-bindings: can: fsl,flexcan: add imx93 compatible

Add a new compatible string for imx93.
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/all/1669116752-4260-2-git-send-email-haibo.chen@nxp.comSigned-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

Documentation/devicetree/bindings/net/can/fsl,flexcan.yaml

@@ -17,6 +17,7 @@ properties:
   compatible:
     oneOf:
       - enum:
+          - fsl,imx93-flexcan
           - fsl,imx8qm-flexcan
           - fsl,imx8mp-flexcan
           - fsl,imx6q-flexcan