arm64: dts: qcom: sm8550: add missing qcom,non-secure-domain property

arm64: dts: qcom: sm8550: add missing qcom,non-secure-domain property

[ Upstream commit 49c50ad9e6cbaa6a3da59cdd85d4ffb354ef65f4 ]

By default the DSP domains are non secure, add the missing
qcom,non-secure-domain property to mark them as non-secure.

Fixes: d0c061e366ed ("arm64: dts: qcom: sm8550: add adsp, cdsp & mdss nodes")
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240227-topic-sm8x50-upstream-fastrpc-non-secure-domain-v1-2-15c4c864310f@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Stable-dep-of: a6a8f54bc2af ("arm64: dts: qcom: sm8550: Fix ADSP memory base and length")
Signed-off-by: Sasha Levin <sashal@kernel.org>