arm: mvebu: dts: sync DTS

Update the uDPU DTS to the version that is pending upstream [1][2][3][4].

[1] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20220516124828.45144-4-robert.marko@sartura.hr/
[2] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20220516124828.45144-5-robert.marko@sartura.hr/
[3] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20220516124828.45144-6-robert.marko@sartura.hr/
[4] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20220516124828.45144-7-robert.marko@sartura.hr/



Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Reviewed-by: Stefan Roese <sr@denx.de>