deps: update flake.lock

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/f3834de3782b82bfc666abf664f946d0e7d1f116?narHash=sha256-X6U%2Bw8qFBuGPCYrZzc9mpN34aRjQ8604MonpBUkj908%3D' (2024-08-04)
  → 'github:nixos/nixpkgs/154bcb95ad51bc257c2ce4043a725de6ca700ef6?narHash=sha256-7pjpeQlZUNQ4eeVntytU3jkw9dFK3k1Htgk2iuXjaD8%3D' (2024-08-09)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/06939f6b7ec4d4f465bf3132a05367cccbbf64da?narHash=sha256-3Zx53oz/MSIyevuWO/SumxABkrIvojnB7g9cimxkhiE%3D' (2024-08-05)
  → 'github:cachix/pre-commit-hooks.nix/c7012d0c18567c889b948781bc74a501e92275d1?narHash=sha256-qbhjc/NEGaDbyy0ucycubq4N3//gDFFH3DOmp1D3u1Q%3D' (2024-08-09)