flake.lock: Update (#353)

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/17fb773308a8558abaa05b5df71cdaf3e5208e66?narHash=sha256-%2Bq9YZ4HWL50epIkN7o25UmiPx9kHylkpwMwF2ynSdcc%3D' (2024-09-08)
  → 'github:NixOS/nixpkgs/add0443ee587a0c44f22793b8c8649a0dbc3bb00?narHash=sha256-0Kq2MkQ/sQX1rhWJ/ySBBQlBJBUK8mPMDcuDhhdBkSU%3D' (2024-09-08)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: ngi-nix-bot