Merge pull request #116788 from veprbl/pr/texlive_find_tarballs_fix

texlive.combine: export `packages` attribute to help find-tarballs.nix

pkgs/tools/typesetting/tex/texlive/combine.nix

···
 
   buildInputs = [ makeWrapper ] ++ pkgList.extraInputs;
 
+  # This is set primarily to help find-tarballs.nix to do its job
+  passthru.packages = pkgList.all;
+
   postBuild = ''
     cd "$out"
     mkdir -p ./bin