directoryListingUpdater2: remove leftover files (my changes for this were upstreamed)

pkgs/by-name/directoryListingUpdater2/list-directory-versions

@@ -1,70 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i python3 -p python3 -p python3.pkgs.beautifulsoup4 -p python3.pkgs.requests
-
-import argparse
-import requests
-import os
-import subprocess
-import json
-import re
-from bs4 import BeautifulSoup
-
-parser = argparse.ArgumentParser(
-    description="Get all available versions listed for a package in a site."
-)
-
-parser.add_argument(
-    "--pname",
-    default=os.environ.get("UPDATE_NIX_PNAME"),
-    required="UPDATE_NIX_PNAME" not in os.environ,
-    help="name of the package",
-)
-parser.add_argument(
-    "--attr-path",
-    default=os.environ.get("UPDATE_NIX_ATTR_PATH"),
-    help="attribute path of the package",
-)
-parser.add_argument("--url", help="url of the page that lists the package versions")
-parser.add_argument("--file", help="file name for writing debugging information")
-
-parser.add_argument("--extra-regex", help="additional regex to filter versions with")
-
-
-if __name__ == "__main__":
-    args = parser.parse_args()
-
-    pname = args.pname
-
-    attr_path = args.attr_path or pname
-
-    url = args.url or json.loads(
-        subprocess.check_output(
-            [
-                "nix-instantiate",
-                "--json",
-                "--eval",
-                "-E",
-                f"with import ./. {{}}; dirOf (lib.head {attr_path}.src.urls)",
-            ],
-            text=True,
-        )
-    )
-
-    # print a debugging message
-    if args.file:
-        with open(args.file, "a") as f:
-            f.write(f"# Listing versions for {pname} from {url}\n")
-
-    page = requests.get(url)
-    soup = BeautifulSoup(page.content, "html.parser")
-    links = soup.find_all("a")
-    for link in links:
-        link_url = link.get("href", None)
-        if link_url is not None:
-            match = re.fullmatch(
-                rf"(.*/)?{args.pname}[-_]([\d.]+?(-[\d\w.-]+?)?)(\.tar)?(\.[^.]*)", link_url
-            )
-            if match:
-                version = match.group(2)
-                if (not args.extra_regex) or re.fullmatch(args.extra_regex, version):
-                    print(version)