arm64: dts: ls1046a: add qdma device tree nodes

add the qDMA device tree nodes for LS1046A devices.

Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>