Add maintainers for VisionFive 2 based on the list here: https://git.resf.org/testing/SBC-progress-tracking/
**An additional change was made in this commit. That is to change the location of the `visionfive2.md` wiki.**
Co-authored-by: Pratham Patel <thefirst1322@gmail.com>
Reviewed-on: sig_altarch/wiki#6
