Fix msys2 package

Package appeared to have /nix/store... path instead of normal clang64

Signed-off-by: Egor Savkin <es@m-labs.hk>

msys2/PKGBUILD.common

@@ -15,7 +15,7 @@ build() {
 
 package() {
   cd source
-  wine-msys2-build python -m installer --destdir="${pkgdir}" dist/*.whl
+  wine-msys2-build python -m installer --destdir="${pkgdir}" --prefix="clang64/" dist/*.whl
   # patch broken shebangs (Z:/nix/store/...)
   for entrypoint in ${pkgdir}/bin/*-script.py; do
     [ -f "$entrypoint" ] || continue