There's a closed pull request on the void-packages repository

scons: update to 4.0.1.
https://github.com/void-linux/void-packages/pull/24448

Description:
Integrated into #25789

Switch to Python3.

Packages to test (`rg -l build_style=scons srcpkgs/ | awk -F '/' '{ print "- [ ] " $2 }'`):

- [x] fceux (patched in sgn's integration branch)
- [x] vdrift (patched in sgn's integration branch)
- [x] xsettingsd (built for x86_64-musl)
- [x] rmlint (built for x86_64)
- [x] mixxx (`makedepends+=" soundtouch-devel"`)
- [x] cbang (built for x86_64)
- [x] xboxdrv (cherry-pick from their stable branch)
- [x] endless-sky (built for x86_64)
- [x] pingus (steal patches from Debian)
- [x] gpick
- [x] serf (patched)
- [x] The-Powder-Toy
- [x] swiften (use vendored scons)
- [x] libffado
- [x] double-conversion
- [x] goxel
- [x] endless-sky-gl21 (built for x86_64-musl)
- [x] gpsd (cnemo build it here)
- [x] godot (@kkga  tested)