flake.lock: Update

Flake lock file updates:

• Updated input 'advisory-db':
    'github:rustsec/advisory-db/81594d9fd5b32c3eaa199812475498b47fc98742' (2023-09-21)
  → 'github:rustsec/advisory-db/71d80e811f2e29a4b82d3e545ad6591e35227e03' (2023-10-14)
• Updated input 'crane':
    'github:ipetkov/crane/9dae37b4a545f05aa70a2f048428c5196690c5a4' (2023-09-22)
  → 'github:ipetkov/crane/758ae442227103fa501276e8225609a11c99718e' (2023-10-20)
• Removed input 'crane/flake-compat'
• Removed input 'crane/flake-utils'
• Removed input 'crane/rust-overlay'
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5ba549eafcf3e33405e5f66decd1a72356632b96' (2023-09-19)
  → 'github:NixOS/nixpkgs/7c9cc5a6e5d38010801741ac830a3f8fd667a7a0' (2023-10-19)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/9bfad7bee1816a5e171b96fff7c855d5037f902a' (2023-09-22)
  → 'github:oxalica/rust-overlay/6e8e3332433847cd56186b1f6fc8c47603cf5b46' (2023-10-21)