arm64: dts: qcom: sc7280: Add stream-id of qspi to iommus

As part of DMA mode support to qspi driver.

Signed-off-by: Vijaya Krishna Nivarthi <quic_vnivarth@quicinc.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1682328761-17517-4-git-send-email-quic_vnivarth@quicinc.com