arm64: dts: qcom: qcs615: add ADSP and CDSP nodes

Add nodes for remoteprocs: ADSP and CDSP for QCS615 SoC to enable proper
remoteproc functionality.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Lijuan Gao <quic_lijuang@quicinc.com>
Link: https://lore.kernel.org/r/20250526-add_qcs615_remoteproc_support-v4-5-06a7d8bed0b5@quicinc.com


Signed-off-by: Bjorn Andersson <andersson@kernel.org>