[DOC] light/dark image issue

[Simonbdy]

Insert the documentation link:
https://www.luos.io/docs/next/luos-technology/services/routing-table

Describe the issue or the suggestion:
The image https://www.luos.io/assets/images/result-table.svg doesn't display properly according to light/dark theme. Wee the arrows.

How would you fix the issue / which content would you add or delete?
Fix the dark and light versions of the image