arm64: dts: qcom: sdm845: Add gsi dma node

This add the device node for gsi dma0 instances found in sdm845.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220222041951.1185186-1-vkoul@kernel.org