Source code relicensing release

I grant permission to re-license my contributions to python-build-standalone under the following licenses: MIT, BSD (2 or 3 clause), Apache 2.0, and PSF 2.0.

Start by reading the issue body and the repository's stated relicensing or contribution-license guidance, if present. Done means the contributor's permission is recorded or otherwise handled according to that documented process; no files, tests, or entry points are named in the issue.

Written by the indexing model from the issue text.