can: rcar_canfd: Correct order of interrupt specifiers

According to both DTS (example and actual files), and Linux driver code,
the first interrupt specifier should be the Channel interrupt, while the
second interrupt specifier should be the Global interrupt.

Signed-off-by: Geert Uytterhoeven <[e-mail]>
Acked-by: Ramesh Shanmugasundaram <[e-mail]>
Acked-by: Rob Herring <[e-mail]>
Signed-off-by: Marc Kleine-Budde <[e-mail]>

Documentation/devicetree/bindings/net/can/rcar_canfd.txt

···
   family-specific and/or generic versions.
 
 - reg: physical base address and size of the R-Car CAN FD register map.
-- interrupts: interrupt specifier for the Global & Channel interrupts
+- interrupts: interrupt specifiers for the Channel & Global interrupts
 - clocks: phandles and clock specifiers for 3 clock inputs.
 - clock-names: 3 clock input name strings: "fck", "canfd", "can_clk".
 - pinctrl-0: pin control group to be used for this controller.