ARM: dts: Set max17047 over heat and voltage thresholds for exynos4412-trats2

Add some safe values for over heat and over voltage. The Trats2 uses
3.8 V battery and during testing it operated properly under 4.48 V.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>

arch/arm/boot/dts/exynos4412-trats2.dts

@@ -190,6 +190,9 @@
 			interrupt-parent = <&gpx2>;
 			interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 			reg = <0x36>;
+
+			maxim,over-heat-temp = <700>;
+			maxim,over-volt = <4500>;
 		};
 	};