Clean-up "imx93-phyboard-segin-u-boot.dtsi" internal device-tree from
nodes already part of the upstream device-tree since commit 79f3e77133
("Subtree merge tag 'v6.16-dts' of dts repo [1] into dts/upstream"). No
functional change is made with this commit.
Signed-off-by: Primoz Fiser <primoz.fiser@norik.com>