dts: sophgo: sg2042: added numa id description

dts: sophgo: sg2042: added numa id description

According to the description of [1], sg2042 is divided into 4 numa.
STREAM test performance will improve.

Before:
Function    Best Rate MB/s  Avg time     Min time     Max time
Copy:           10739.7     0.015687     0.014898     0.016385
Scale:          10865.9     0.015628     0.014725     0.016757
Add:            10622.3     0.023276     0.022594     0.023899
Triad:          10583.4     0.023653     0.022677     0.024761

After:
Function    Best Rate MB/s  Avg time     Min time     Max time
Copy:           34254.9     0.005142     0.004671     0.005995
Scale:          37735.5     0.004752     0.004240     0.005407
Add:            44206.8     0.005983     0.005429     0.006461
Triad:          43040.6     0.006320     0.005576     0.006996

[1] https://github.com/sophgo/sophgo-doc/blob/main/SG2042/TRM/source/pic/mesh.png

Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
Link: https://lore.kernel.org/r/20250910105531.519897-1-rabenda.cn@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>