dt-bindings: w1: imx: Add an entry for the interrupts property

There is an interrupt line connected to the one-wire block on
the i.MX51 and i.MX53.

Add an entry for the interrupt property to avoid the following dt-schema
warning:

'interrupts' does not match any of the regexes: '^pinctrl-[0-9]+$'

Signed-off-by: Fabio Estevam <[e-mail]>
Acked-by: Conor Dooley <[e-mail]>
Reviewed-by: Frank Li <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

Documentation/devicetree/bindings/w1/fsl-imx-owire.yaml

···
   reg:
     maxItems: 1
 
+  interrupts:
+    maxItems: 1
+
   clocks:
     maxItems: 1
 
···
     owire@63fa4000 {
         compatible = "fsl,imx53-owire", "fsl,imx21-owire";
         reg = <0x63fa4000 0x4000>;
+        interrupts = <88>;
         clocks = <&clks IMX5_CLK_OWIRE_GATE>;
     };