flake.lock: Update (#577)

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/0aa475546ed21629c4f5bbf90e38c846a99ec9e9?narHash=sha256-38J9QfeGSej341ouwzqf77WIHAScihAKCt8PQJ%2BNH28%3D' (2025-01-23)
  → 'github:NixOS/nixpkgs/825479c345a7f806485b7f00dbe3abb50641b083?narHash=sha256-nU6AezEX4EuahTO1YopzueAXfjFfmCHylYEFCagduHU%3D' (2025-01-24)
• Updated input 'nixvim':
    'github:nix-community/nixvim/5fda6e093da13f37c63a5577888a668c38f30dc7?narHash=sha256-dA54OnUCUtVZfnSuD1dAEcosZzx/tch9KvtDz/Y3FIo%3D' (2025-01-24)
  → 'github:nix-community/nixvim/d7df58321110d3b0e12a829bbd110db31ccd34b1?narHash=sha256-VkK73VRVgvSQOPw9qx9HzvbulvUM9Ae4nNd3xNP%2BpkI%3D' (2025-01-25)
• Updated input 'nixvim/home-manager':
    'github:nix-community/home-manager/a0428685572b134f6594e7d7f5db5e1febbab2d7?narHash=sha256-zta8jvOQ2wRCZmiwFEnS5iCulWAh8e%2BfLUlQxrgOBjM%3D' (2025-01-24)
  → 'github:nix-community/home-manager/daf04c5950b676f47a794300657f1d3d14c1a120?narHash=sha256-5HGG09bh/Yx0JA8wtBMAzt0HMCL1bYZ93x4IqzVExio%3D' (2025-01-24)

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