chore(flake): updated lockfile

Flake lock file updates:

• Updated input 'devenv':
    'github:cachix/devenv/51338b58fd666f448db7486ec145dbe52db9b829' (2024-08-24)
  → 'github:cachix/devenv/3ec083c9d58c9007d2be2a6145b578c67322d575' (2024-08-31)
• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/8471fe90ad337a8074e957b69ca4d0089218391d' (2024-08-01)
  → 'github:hercules-ci/flake-parts/567b938d64d4b4112ee253b9274472dc3a346eb6' (2024-09-01)
• Updated input 'flake-parts/nixpkgs-lib':
    'https://github.com/NixOS/nixpkgs/archive/a5d394176e64ab29c852d03346c1fc9b0b7d33eb.tar.gz?narHash=sha256-uFf2QeW7eAHlYXuDktm9c25OxOyCoUOQmh5SZ9amE5Q%3D' (2024-08-01)
  → 'https://github.com/NixOS/nixpkgs/archive/356624c12086a18f2ea2825fed34523d60ccc4e3.tar.gz?narHash=sha256-Ss8QWLXdr2JCBPcYChJhz4xJm%2Bh/xjl4G0c0XlP6a74%3D' (2024-09-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/c374d94f1536013ca8e92341b540eba4c22f9c62' (2024-08-21)
  → 'github:NixOS/nixpkgs/12228ff1752d7b7624a54e9c1af4b222b3c1073b' (2024-08-31)