net: cdns,macb: use correct xlnx prefix for Xilinx

commit cf9cb20602c31bc7f02c3050cb050fdd4cef6e09 from
https://github.com/Xilinx/linux-xlnx.git

 xlnx_rebase_v5.15

Use correct vendor for Xilinx versions of Cadence MACB/GEM Ethernet
controller.
Edit for AMD/Xilinx tree:
Keep Versal, Zynq-7xxx and Ultrascale+ strings new and deprecated form.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Harini Katakam <harini.katakam@amd.com>
Link: https://lore.kernel.org/r/20220726070802.26579-2-krzysztof.kozlowski@linaro.org


Signed-off-by: Paolo Abeni <pabeni@redhat.com>
State: upstream (623cd870)
Signed-off-by: Quanyang Wang <quanyang.wang@windriver.com>