recent pip update introduced a new check for WHEEL files, and such files produced by maturin are hardcoded to add `win32` platform, which is different to one from mingw cpython. see https://github.com/msys2/MINGW-packages/pull/22963#issuecomment-2568227418. adding without rebuild just to prevent confusions in case of package update (and while it's not fixed in maturin upstream)