arm64: dts: qcom: msm8992: Fix UART interrupt property

"interrupt" is not a valid property.

Fixes: 7f8bcc0c ("arm64: dts: qcom: msm8992: Add BLSP2_UART2 and I2C nodes")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200829111209.32685-1-krzk@kernel.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8992.dtsi

@@ -335,7 +335,7 @@ blsp_i2c6: i2c@f9928000 {
 		blsp2_uart2: serial@f995e000 {
 			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
 			reg = <0xf995e000 0x1000>;
-			interrupt = <GIC_SPI 146 IRQ_TYPE_LEVEL_LOW>;
+			interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_LOW>;
 			clock-names = "core", "iface";
 			clocks = <&gcc GCC_BLSP2_UART2_APPS_CLK>,
 				<&gcc GCC_BLSP2_AHB_CLK>;