Request #33792 has been Accepted by alerque [1]:
Sometimes there are good reasons for -bin packages even with things in
[community] (e.g. Electron packages that use upstream wrappers vs.
Arch's system dependencies) but it looks like this one just predates a
prebuilt package being available.
[1] h
carsme [1] filed a deletion request for stylua-bin [2]:
Package is available in the community repositories.
[1] https://aur.archlinux.org/account/carsme/
[2] https://aur.archlinux.org/pkgbase/stylua-bin/