MIPS: dts: loongson: Fix ls2k1000-rtc interrupt

The correct interrupt line for RTC is line 8 on liointc1.

Fixes: e47084e1 ("MIPS: Loongson64: DTS: Add RTC support to Loongson-2K1000")
Cc: stable@vger.kernel.org
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi

@@ -92,8 +92,8 @@ liointc1: interrupt-controller@1fe11440 {
 		rtc0: rtc@1fe07800 {
 			compatible = "loongson,ls2k1000-rtc";
 			reg = <0 0x1fe07800 0 0x78>;
-			interrupt-parent = <&liointc0>;
-			interrupts = <60 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-parent = <&liointc1>;
+			interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
 		uart0: serial@1fe00000 {