ARM: dts: Remove combiner IRQ node from exynos4x12.dtsi

These nodes have separately been added to 4212 and 4412 dtsi
files by commit 30269ddf ("ARM: exynos: add missing properties
for combiner IRQs"). The existing node also contained a few
incorrect entries.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos4x12.dtsi

@@ -28,14 +28,6 @@ aliases {
 		pinctrl3 = &pinctrl_3;
 	};
 
-	combiner:interrupt-controller@10440000 {
-		interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>,
-			     <0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>,
-			     <0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>,
-			     <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>,
-			     <0 16 0>, <0 17 0>, <0 18 0>, <0 19 0>;
-	};
-
 	clock: clock-controller@0x10030000 {
 		compatible = "samsung,exynos4412-clock";
 		reg = <0x10030000 0x20000>;