Merge pull request #265472 from yayayayaka/sharedown-mark-broken

pkgs/tools/misc/sharedown/default.nix

···
     maintainers = with maintainers; [
     ];
     platforms = platforms.unix;
+    # "Couldn't find any versions for \"node-gyp\" that matches \"latest\" in our cache (possible versions are \"\")
+    broken = true;
   };
 }