arm64: dts: qcom: sc8180x: drop legacy property #stream-id-cells

The property #stream-id-cells is legacy, it is not documented as valid
for the GPU. Drop it now.

Fixes: 494dec9b ("arm64: dts: qcom: sc8180x: Add display and gpu nodes")
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240402-fd-fix-schema-v3-2-817ea6ddf775@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

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

@@ -2225,7 +2225,6 @@ tcsr_mutex: hwlock@1f40000 {
 
 		gpu: gpu@2c00000 {
 			compatible = "qcom,adreno-680.1", "qcom,adreno";
-			#stream-id-cells = <16>;
 
 			reg = <0 0x02c00000 0 0x40000>;
 			reg-names = "kgsl_3d0_reg_memory";