flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.2405.633516%2Brev-8c50662509100d53229d4be607f1a3a31157fa12/0190f691-c019-7d99-b723-4b2dd6dfd38f/source.tar.gz?narHash=sha256-2ShmEaFi0kJVOEEu5gmlykN5dwjWYWYUJmlRTvZQRpU%3D' (2024-07-27)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.2405.635067%2Brev-e65aa8301ba4f0ab8cb98f944c14aa9da07394f8/0191efda-e9e3-7b0d-9d73-69665fd6ce0f/source.tar.gz?narHash=sha256-PyFVySdGj3enKqm8RQuo4v1KLJLmNLOq2yYOHsI6e2Q%3D' (2024-09-11)