flake.lock: Update

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/47478a4a003e745402acf63be7f9a092d51b83d7' (2023-02-09)
  → 'github:hercules-ci/flake-parts/88a2cd8166694ba0b6cb374700799cec53aef527' (2024-01-01)
• Updated input 'flake-parts/nixpkgs-lib':
    'github:NixOS/nixpkgs/e1e1b192c1a5aab2960bf0a0bd53a2e8124fa18e?dir=lib' (2023-01-31)
  → 'github:NixOS/nixpkgs/b0d36bd0a420ecee3bc916c91886caca87c894e9?dir=lib' (2023-12-30)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/ac1f5b72a9e95873d1de0233fddcb56f99884b37' (2023-02-16)
  → 'github:NixOS/nixpkgs/46ae0210ce163b3cba6c7da08840c1d63de9c701' (2024-01-06)