stdenv: support multi-char separators in concatStringsSep#360466

philiptaron merged 1 commit intoNixOS:stagingNixOS/nixpkgs:stagingfrom

wolfgangwalther:structured-attrs-concat-strings-sep-multi-charwolfgangwalther/nixpkgs:structured-attrs-concat-strings-sep-multi-charCopy head branch name to clipboard