flake.lock: Update

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/bcef6817a8b2aa20a5a6dbb19b43e63c5bf8619a?narHash=sha256-HO4zgY0ekfwO5bX0QH/3kJ/h4KvUDFZg8YpkNwIbg1U%3D' (2024-09-12)
  → 'github:hercules-ci/flake-parts/3d04084d54bedc3d6b8b736c70ef449225c361b1?narHash=sha256-K5ZLCyfO/Zj9mPFldf3iwS6oZStJcU4tSpiXTMYaaL0%3D' (2024-10-01)
• Updated input 'flake-parts/nixpkgs-lib':
    'https://github.com/NixOS/nixpkgs/archive/356624c12086a18f2ea2825fed34523d60ccc4e3.tar.gz?narHash=sha256-Ss8QWLXdr2JCBPcYChJhz4xJm%2Bh/xjl4G0c0XlP6a74%3D' (2024-09-01)
  → 'https://github.com/NixOS/nixpkgs/archive/fb192fec7cc7a4c26d51779e9bab07ce6fa5597a.tar.gz?narHash=sha256-0xHYkMkeLVQAMa7gvkddbPqpxph%2BhDzdu1XdGPJR%2BOs%3D' (2024-10-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/20f9370d5f588fb8c72e844c54511cab054b5f40?narHash=sha256-MWTBH4dd5zIz2iatDb8IkqSjIeFum9jAqkFxgHLdzO4%3D' (2024-09-16)
  → 'github:NixOS/nixpkgs/50b3bd3fed0442bcbf7f58355e990da84af1749d?narHash=sha256-p/gvyVf24WFs0bted3c71uSQk%2B%2BZOYRWbg3bjRoePu4%3D' (2024-10-06)