flake.lock: Update

Flake lock file updates:

• Updated input 'microvm':
    'github:astro/microvm.nix/8899a948db0f1cd750df201a8e557c63fdb97d83?narHash=sha256-EzV4mAjSxIO4qgb03T1/Z08yTSNJ1fQ9qyhN9VyQLn8%3D' (2025-10-05)
  → 'github:astro/microvm.nix/901c80e256d41f63d8036b042d1675c745c1a617?narHash=sha256-s8bRMSQVILQlhbBqCKBFtIcsxbcuH2oX35JJ7FHw4BI%3D' (2025-10-05)
• Updated input 'microvm/spectrum':
    'git+https://spectrum-os.org/git/spectrum?ref=refs/heads/main&rev=586577f3015397afacd83bc185454f4cc3c8028f' (2025-08-08)
  → 'git+https://spectrum-os.org/git/spectrum?ref=refs/heads/main&rev=c5d5786d3dc938af0b279c542d1e43bce381b4b9' (2025-10-03)
• Updated input 'nixos-modules':
    'github:NuschtOS/nixos-modules/60b5eee355c49c12f1514f102de10405e6e76a42?narHash=sha256-LiiVG%2BSl/cdW9OdIVphmUdUNeVTC3nf/flbBIyaGZvw%3D' (2025-10-01)
  → 'github:NuschtOS/nixos-modules/5894a97009b8db02a24d9a8a1b08f3b3b1f7028c?narHash=sha256-1L0qfyrT1/XQJxyPeiWXVvQ02NTb46Yl/q%2BOMjEnVZY%3D' (2025-10-06)
• Updated input 'nixpkgs':
    'github:NuschtOS/nuschtpkgs/328b09167ac68daab59f2be3c825eef57899b0d0?narHash=sha256-UFD6ORo71kIOPNtxkjTrXF5W8GATdFduf05PwdYXkw4%3D' (2025-10-05)
  → 'github:NuschtOS/nuschtpkgs/171edec979f24716ad59787162d33b3076a9a451?narHash=sha256-4C8U1HuM7QUOiRPNBn7UwT%2Bt7XG0JTVbXH5u6fbea5s%3D' (2025-10-09)

Author: MarcelCoding