ARM: dts: spear13xx: Drop malformed 'interrupt-map' on PCI nodes

The spear13xx PCI 'interrupt-map' property is not parse-able.
'#interrupt-cells' is missing and there are 3 #address-cells. Based on the
driver, the only supported interrupt is for MSI. Therefore, 'interrupt-map'
is not needed.

Signed-off-by: Rob Herring <[e-mail]>
Acked-by: Viresh Kumar <[e-mail]>
Cc: Shiraz Hashim <[e-mail]>
Cc: [e-mail]
Link: https://lore.kernel.org/r/[e-mail]'
Signed-off-by: Arnd Bergmann <[e-mail]>

arch/arm/boot/dts/spear1310.dtsi

···
 			reg = <0xb1000000 0x4000>, <0x80000000 0x20000>;
 			reg-names = "dbi", "config";
 			interrupts = <0 68 0x4>;
-			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0x0 0 &gic 0 68 0x4>;
 			num-lanes = <1>;
 			phys = <&miphy0 1>;
 			phy-names = "pcie-phy";
···
 			reg = <0xb1800000 0x4000>, <0x90000000 0x20000>;
 			reg-names = "dbi", "config";
 			interrupts = <0 69 0x4>;
-			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0x0 0 &gic 0 69 0x4>;
 			num-lanes = <1>;
 			phys = <&miphy1 1>;
 			phy-names = "pcie-phy";
···
 			reg = <0xb4000000 0x4000>, <0xc0000000 0x20000>;
 			reg-names = "dbi", "config";
 			interrupts = <0 70 0x4>;
-			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0x0 0 &gic 0 70 0x4>;
 			num-lanes = <1>;
 			phys = <&miphy2 1>;
 			phy-names = "pcie-phy";

arch/arm/boot/dts/spear1340.dtsi

···
 			reg = <0xb1000000 0x4000>, <0x80000000 0x20000>;
 			reg-names = "dbi", "config";
 			interrupts = <0 68 0x4>;
-			interrupt-map-mask = <0 0 0 0>;
-			interrupt-map = <0x0 0 &gic 0 68 0x4>;
 			num-lanes = <1>;
 			phys = <&miphy0 1>;
 			phy-names = "pcie-phy";