add clang32 to more packages.

All packages which successfully built on clang64, for which all of their
dependencies are already available for clang32.

Batch 2

mingw-w64-python-virtualenv/PKGBUILD

@@ -8,7 +8,7 @@ pkgrel=1
 pkgdesc="Virtual Python Environment builder (mingw-w64)"
 url="https://virtualenv.pypa.io/"
 arch=('any')
-mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64')
+mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
 license=('MIT')
 depends=("${MINGW_PACKAGE_PREFIX}-python-appdirs"
          "${MINGW_PACKAGE_PREFIX}-python-distlib"