flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/b024ced1aac25639f8ca8fdfc2f8c4fbd66c48ef?narHash=sha256-fusHbZCyv126cyArUwwKrLdCkgVAIaa/fQJYFlCEqiU%3D' (2025-04-17)
  → 'github:NixOS/nixpkgs/f771eb401a46846c1aebd20552521b233dd7e18b?narHash=sha256-ITSpPDwvLBZBnPRS2bUcHY3gZSwis/uTe255QgMtTLA%3D' (2025-04-24)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/ebe4301cbd8f81c4f8d3244b3632338bbeb6d49c?narHash=sha256-5RJTdUHDmj12Qsv7XOhuospjAjATNiTMElplWnJE9Hs%3D' (2025-04-17)
  → 'github:NixOS/nixpkgs/507b63021ada5fee621b6ca371c4fca9ca46f52c?narHash=sha256-jhZDfXVKdD7TSEGgzFJQvEEZ2K65UMiqW5YJ2aIqxMA%3D' (2025-04-23)
• Updated input 'typst-packages':
    'github:typst/packages/7a767b6919f48bb09bc8fecfc13708c1f9b215e7?narHash=sha256-zTLAev9KgwJ3pHM%2B9ugaM6r6%2B2SfdQWwIbov3Q9qw%2Bk%3D' (2025-04-18)
  → 'github:typst/packages/482d02484f3d58799b5f1087593d544c971c97aa?narHash=sha256-1XmD/yOiWHrRFDUfHyZ2kcywkGjQfoEWRaFU339P6p4%3D' (2025-04-25)

Author: github-actions[bot]