That article gets so much stuff wrong, starting with what the SCOTUS ruling actually said and running through the history of the VRA as spelled out in the ruling and briefs in the case, and how the VRA has actually worked.
I don't know who wrote it, but they're not a reliable source.
Here's the ruling from a reliable source:
https://www.supremecourt.gov/opinions/25pdf/24-109_21o3.pdf