flake.lock: Update

Flake lock file updates:

• Updated input 'disko':
    'github:nix-community/disko/4698b1ef375e9c904037e0b2049aa73d39ac1b2d' (2024-07-23)
  → 'github:nix-community/disko/0257e44f4ad472b54f19a6dd1615aee7fa48ed49' (2024-08-05)
• Updated input 'home-manager':
    'github:nix-community/home-manager/af70fc502a15d7e1e4c5a4c4fc8e06c2ec561e0c' (2024-07-24)
  → 'github:nix-community/home-manager/a6c743980e23f4cef6c2a377f9ffab506568413a' (2024-08-06)
• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/a7432ebaefc9a400dcda399d48b949230378d784' (2024-07-24)
  → 'github:NixOS/nixos-hardware/14c333162ba53c02853add87a0000cbd7aa230c2' (2024-07-30)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/68c9ed8bbed9dfce253cc91560bf9043297ef2fe' (2024-07-21)
  → 'github:nixos/nixpkgs/cb9a96f23c491c081b38eab96d22fa958043c9fa' (2024-08-04)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/aff2f88277dabe695de4773682842c34a0b7fd54' (2024-07-22)
  → 'github:Mic92/sops-nix/8ae477955dfd9cbf5fa4eb82a8db8ddbb94e79d9' (2024-08-05)
• Updated input 'walker':
    'github:abenz1267/walker/99b90d70003f3f2959b6aa99142bd595463fc54c' (2024-08-04)
  → 'github:abenz1267/walker/bed403b97ee0ba356428d78525a0a6294194ee98' (2024-08-06)