arm64: dts: mt7987: add lvts irq (needs to be checked in hw)

Author: frank-w

arch/arm64/boot/dts/mediatek/mt7987.dtsi

@@ -557,6 +557,7 @@
 			compatible = "mediatek,mt7987-lvts-ap";
 			reg = <0 0x1100a000 0 0x1000>;
 			clocks = <&infracfg CLK_INFRA_26M_THERM_SYSTEM>;
+			interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
 			resets = <&infracfg MT7987_INFRA_RST1_THERM_CTRL_SWRST>;
 			nvmem-cells = <&lvts_calibration>;
 			nvmem-cell-names = "lvts-calib-data-1";