flake.lock: Update (#348)

Flake lock file updates:

• Updated input 'buildbot-nix':
    'github:Mic92/buildbot-nix/685491fa1eed62439cf432a69d2600aaed48f103?narHash=sha256-jypVDy8nziPjXnIfeyX93E7BfdxVWwbnojOPJou628s%3D' (2024-08-25)
  → 'github:Mic92/buildbot-nix/bd957159fb86b70973e5ca0d623fc1609372090d?narHash=sha256-fr9zncPDd2d5Dx/aY/tYzu6%2BOaUokKDbEIuhAGWKA4I%3D' (2024-08-29)
• Updated input 'buildbot-nix/treefmt-nix':
    'github:numtide/treefmt-nix/070f834771efa715f3e74cd8ab93ecc96fabc951?narHash=sha256-kKJtaiU5Ou%2Be/0Qs7SICXF22DLx4V/WhG1P6%2Bk4yeOE%3D' (2024-08-22)
  → 'github:numtide/treefmt-nix/3ffd842a5f50f435d3e603312eefa4790db46af5?narHash=sha256-F4djBvyNRAXGusJiNYInqR6zIMI3rvlp6WiKwsRISos%3D' (2024-08-28)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/ae815cee91b417be55d43781eb4b73ae1ecc396c?narHash=sha256-zRkDV/nbrnp3Y8oCADf5ETl1sDrdmAW6/bBVJ8EbIdQ%3D' (2024-08-23)
  → 'github:NixOS/nixpkgs/b833ff01a0d694b910daca6e2ff4a3f26dee478c?narHash=sha256-tLGCFEFTB5TaOKkpfw3iYT9dnk4awTP/q4w%2BROpMfuw%3D' (2024-09-01)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/c8a54057aae480c56e28ef3e14e4960628ac495b?narHash=sha256-9etXEOUtzeMgqg1u0wp%2BEdwG7RpmrAZ2yX516bMj2aE%3D' (2024-08-23)
  → 'github:cachix/pre-commit-hooks.nix/4509ca64f1084e73bc7a721b20c669a8d4c5ebe6?narHash=sha256-Qyl9Q4QMTLZnnBb/8OuQ9LSkzWjBU1T5l5zIzTxkkhk%3D' (2024-08-28)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/be0eec2d27563590194a9206f551a6f73d52fa34?narHash=sha256-N9IcHgj/p1%2B2Pvk8P4Zc1bfrMwld5PcosVA0nL6IGdE%3D' (2024-08-12)
  → 'github:Mic92/sops-nix/5db5921e40ae382d6716dce591ea23b0a39d96f7?narHash=sha256-lj5pxOwidP0W//E7IvyhbhXrnEUW99I07%2BQpERnzTS4%3D' (2024-09-01)

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