flake.lock: Update (#886)

Flake lock file updates:

• Updated input 'nixos-infra':
    'github:NixOS/infra/2b1a28351e022cfad8d7c6190279560aaedd5a5d?narHash=sha256-IeklIesD3zumI8MFcqhjrtfGQrqloUj2mJcfSFhN9%2Bc%3D' (2025-01-22)
  → 'github:NixOS/infra/4c8902efa410a71308b85754519e1d7296908d2f?narHash=sha256-X5QXBAXKom8xm4GY5UrgdROrYGdQYwjCAHPfI6gDwok%3D' (2025-02-24)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/825479c345a7f806485b7f00dbe3abb50641b083?narHash=sha256-nU6AezEX4EuahTO1YopzueAXfjFfmCHylYEFCagduHU%3D' (2025-01-24)
  → 'github:NixOS/nixpkgs/6313551cd05425cd5b3e63fe47dbc324eabb15e4?narHash=sha256-D%2BR%2BkFxy1KsheiIzkkx/6L63wEHBYX21OIwlFV8JvDs%3D' (2025-02-27)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]