arm64: dts: qcom: sm8150: Add support for LMh node

Add LMh nodes for cpu cluster0 and cpu cluster1 for sm8150 SoC.

Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220106173138.411097-3-thara.gopinath@linaro.org