arm64: dts: qcom: sc8180x: Describe the GIC redistributor

The redistributor properties were absent in the initial submission,
add them.

Fixes: 8575f197 ("arm64: dts: qcom: Introduce the SC8180x platform")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231214-topic-sc8180_fixes-v1-5-421904863006@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sc8180x.dtsi

@@ -3425,6 +3425,8 @@ intc: interrupt-controller@17a00000 {
 			reg = <0x0 0x17a00000 0x0 0x10000>,	/* GICD */
 			      <0x0 0x17a60000 0x0 0x100000>;	/* GICR * 8 */
 			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+			#redistributor-regions = <1>;
+			redistributor-stride = <0 0x20000>;
 		};
 
 		apss_shared: mailbox@17c00000 {