flake.lock: Update

Flake lock file updates:

• Updated input 'bellroy-nix-foss':
    'github:bellroy/bellroy-nix-foss/35391828c0526c0ce7bfa52c3dfb49e818f8740f' (2023-10-20)
  → 'github:bellroy/bellroy-nix-foss/b6c032e0c9aeb1886538d9db10809bc441dd2bac' (2024-06-25)
• Updated input 'bellroy-nix-foss/flake-compat':
    'github:edolstra/flake-compat/35bb57c0c8d8b62bbfd284272c928ceb64ddbde9' (2023-01-17)
  → 'github:edolstra/flake-compat/0f9255e01c2351cc7d116c072cb317785dd33b33' (2023-10-04)
• Updated input 'bellroy-nix-foss/flake-utils':
    'github:numtide/flake-utils/dbabf0ca0c0c4bce6ea5eaf65af5cb694d2082c7' (2023-06-25)
  → 'github:numtide/flake-utils/b1d9ab70662946ef0850d488da1c9019f3a9752a' (2024-03-11)
• Updated input 'bellroy-nix-foss/nixpkgs':
    'github:NixOS/nixpkgs/ec322bf9e598a510995e7540f17af57ee0c8d5b9' (2023-07-04)
  → 'github:NixOS/nixpkgs/9693852a2070b398ee123a329e68f0dab5526681' (2024-06-22)