dt-bindings: pinctrl: pinctrl-microchip-sgpio: Fix example

The blamed commit adds support for irq, but the reqisters for irq are
outside of the memory size. They are at address 0x108. Therefore update
the memory size to cover all the registers used by the device.

Fixes: 01a9350bdd49fb ("dt-bindings: pinctrl: pinctrl-microchip-sgpio: Add irq support")
Signed-off-by: Horatiu Vultur <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Linus Walleij <[e-mail]>

Documentation/devicetree/bindings/pinctrl/microchip,sparx5-sgpio.yaml

···
       clocks = <&sys_clk>;
       pinctrl-0 = <&sgpio2_pins>;
       pinctrl-names = "default";
-      reg = <0x1101059c 0x100>;
+      reg = <0x1101059c 0x118>;
       microchip,sgpio-port-ranges = <0 0>, <16 18>, <28 31>;
       bus-frequency = <25000000>;
       sgpio_in2: gpio@0 {