flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.533189%2Brev-87828a0e03d1418e848d3dd3f3014a632e4a4f64/018b0dc8-e84f-7c59-b5d6-16849c3b2074/source.tar.gz?narHash=sha256-YXUNI0kLEcI5g8lqGMb0nh67fY9f2YoJsILafh6zlMo%3D' (2023-10-06)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.544052%2Brev-85f1ba3e51676fa8cc604a3d863d729026a6b8eb/018b9ea4-975d-791c-995d-27a4cf33e818/source.tar.gz?narHash=sha256-X09iKJ27mGsGambGfkKzqvw5esP1L/Rf8H3u3fCqIiU%3D' (2023-11-04)