xorg: format at the end of updatescript

#!/usr/bin/env nix-shell

#!nix-shell --pure --keep NIX_PATH -i python3 -p nix git "python3.withPackages (ps: [ ps. packaging ps.beautifulsoup4 ps.requests ])"

#!nix-shell --pure --keep NIX_PATH -i python3 -p nix git nixfmt-rfc-style "python3.withPackages (ps: [ ps. packaging ps.beautifulsoup4 ps.requests ])"

# Usage: Run ./update.py from the directory containing tarballs.list. The script checks for the

# latest versions of all packages, updates the expressions if any update is found, and commits

subprocess.run(["./generate-expr-from-tarballs.pl", "tarballs.list"], check=True)

print("Formatting generated expr...")

subprocess.run(["nixfmt", "default.nix"], check=True)

print("Committing...")

subprocess.run(["git", "add", "default.nix", "tarballs.list"], check=True)