arm64: dts: imx8dxl: drop #stream-id-cells for usb node

There is no SMMU in i.MX8DXL, drop #stream-id-cells which
is for SMMU-v2.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20230322052504.2629429-9-peng.fan@oss.nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>