flake.lock: Update

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/205b12d8b7cd4802fbcb8e8ef6a0f1408781a4f9?narHash=sha256-4pDvzqnegAfRkPwO3wmwBhVi/Sye1mzps0zHWYnP88c%3D' (2024-12-04)
  → 'github:hercules-ci/flake-parts/f2f7418ce0ab4a5309a4596161d154cfc877af66?narHash=sha256-soePLBazJk0qQdDVhdbM98vYdssfs3WFedcq%2BraipRI%3D' (2025-01-01)
• Updated input 'flake-parts/nixpkgs-lib':
    'https://github.com/NixOS/nixpkgs/archive/5487e69da40cbd611ab2cadee0b4637225f7cfae.tar.gz?narHash=sha256-1qRH7uAUsyQI7R1Uwl4T%2BXvdNv778H0Nb5njNrqvylY%3D' (2024-12-01)
  → 'https://github.com/NixOS/nixpkgs/archive/e9b51731911566bbf7e4895475a87fe06961de0b.tar.gz?narHash=sha256-CewEm1o2eVAnoqb6Ml%2BQi9Gg/EfNAxbRx1lANGVyoLI%3D' (2025-01-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/88195a94f390381c6afcdaa933c2f6ff93959cb4?narHash=sha256-0q9NGQySwDQc7RhAV2ukfnu7Gxa5/ybJ2ANT8DQrQrs%3D' (2024-12-29)
  → 'github:NixOS/nixpkgs/6df24922a1400241dae323af55f30e4318a6ca65?narHash=sha256-dklw3AXr3OGO4/XT1Tu3Xz9n/we8GctZZ75ZWVqAVhk%3D' (2025-01-02)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/69b9a8c860bdbb977adfa9c5e817ccb717884182?narHash=sha256-5zJyv66q68QZJZsXtmjDBazGnF0id593VSy%2B8eSckoo%3D' (2024-12-31)
  → 'github:NixOS/nixpkgs/a27871180d30ebee8aa6b11bf7fef8a52f024733?narHash=sha256-Q4HuFAvoKAIiTRZTUxJ0ZXeTC7lLfC9/dggGHNXNlCw%3D' (2025-01-03)