ARM: dts: rockchip: Remove useless interrupt-names on IOMMU node on rk3036

Remove useless interrupt-names property for IOMMU node
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Link: https://lore.kernel.org/r/20210507090232.233049-5-benjamin.gaignard@collabora.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rk3036.dtsi

@@ -140,7 +140,6 @@ vop_mmu: iommu@10118300 {
 		compatible = "rockchip,iommu";
 		reg = <0x10118300 0x100>;
 		interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>;
-		interrupt-names = "vop_mmu";
 		clocks = <&cru ACLK_LCDC>, <&cru HCLK_LCDC>;
 		clock-names = "aclk", "iface";
 		#iommu-cells = <0>;