arm64: dts: qcom: ipq5018: enable the download mode support

Enable support for download mode to collect RAM dumps in case of a
system crash, allowing post mortem analysis.

Signed-off-by: George Moussalem <george.moussalem@outlook.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250512-ipq5018-syscon-v1-2-eb1ad2414c3c@outlook.com


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