arm64: dts: imx8mq: Fix TMU interrupt property

"interrupt" is not a valid property.  Using proper name fixes dtbs_check
warning:

  arch/arm64/boot/dts/freescale/imx8mq-zii-ultra-zest.dt.yaml: tmu@30260000: 'interrupts' is a required property

Fixes: e464fd2b ("arm64: dts: imx8mq: enable the multi sensor TMU")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mq.dtsi

@@ -423,7 +423,7 @@ gpio5: gpio@30240000 {
 			tmu: tmu@30260000 {
 				compatible = "fsl,imx8mq-tmu";
 				reg = <0x30260000 0x10000>;
-				interrupt = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+				interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
 				clocks = <&clk IMX8MQ_CLK_TMU_ROOT>;
 				little-endian;
 				fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x70061>;