flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.2405.634054%2Brev-4a92571f9207810b559c9eac203d1f4d79830073/01914d63-b212-712f-bb11-24565c742847/source.tar.gz?narHash=sha256-%2BCHVZnTnIYRLYsARInHYoWkujzcRkLY/gXm3s5bE52o%3D' (2024-08-13)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.2405.635837%2Brev-a3f9ad65a0bf298ed5847629a57808b97e6e8077/019284a3-b408-7df6-a876-30d9e039bc1d/source.tar.gz?narHash=sha256-u%2BrxA79a0lyhG%2Bu%2BoPBRtTDtzz8kvkc9a6SWSt9ekVc%3D' (2024-10-12)