flake.lock: Update (#129)

Flake lock file updates:

• Updated input 'nixos-amis':
    'https://api.flakehub.com/f/pinned/NixOS/amis/0.1.282%2Brev-f41ba968f0f5756a6547be5aed341204c00e1d01/0198dff5-f72f-77cf-972c-b1120c7f9907/source.tar.gz?narHash=sha256-HDtPGCHvhkXnVhf3AOwoHa/9CIibphYP70/j0TEFILE%3D' (2025-08-25)
  → 'https://api.flakehub.com/f/pinned/NixOS/amis/0.1.283%2Brev-6407dd881ab52101dbef7c49bc4bc56c56f3da32/01993f25-ff0b-730a-8978-2e03e6f81c3f/source.tar.gz?narHash=sha256-rp9r9MUkWcU2lDrwmtpw8sHo1%2BWw7ICExNow0ovPlFM%3D' (2025-09-12)
• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/nixos/nixpkgs/0.1.859555%2Brev-ab0f3607a6c7486ea22229b92ed2d355f1482ee0/01993860-4c2b-73a3-9c67-955d87cd3025/source.tar.gz?narHash=sha256-zwE/e7CuPJUWKdvvTCB7iunV4E/%2BG0lKfv4kk/5Izdg%3D' (2025-09-10)
  → 'https://api.flakehub.com/f/pinned/nixos/nixpkgs/0.1.861038%2Brev-c23193b943c6c689d70ee98ce3128239ed9e32d1/01994596-722e-716c-b0eb-e6b07d4de75b/source.tar.gz?narHash=sha256-hLEO2TPj55KcUFUU1vgtHE9UEIOjRcH/4QbmfHNF820%3D' (2025-09-13)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]