flake.lock: Update

Flake lock file updates:

• Updated input 'darwin':
    'github:LnL7/nix-darwin/25ae710ba3cd448c5d5678788d37f3d149378bc0' (2023-06-25)
  → 'github:LnL7/nix-darwin/43587cdb726f73b962f12028055520dbd1d7233f' (2023-06-30)
• Updated input 'home-manager':
    'github:nix-community/home-manager/9dd107a1d5395fae9b969597e02f3ef3a43ddd47' (2023-06-27)
  → 'github:nix-community/home-manager/89d10f8adce369a80e046c2fd56d1e7b7507bb5b' (2023-07-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/a565059a348422af5af9026b5174dc5c0dcefdae' (2023-06-27)
  → 'github:NixOS/nixpkgs/8277b539d371bf4308fc5097911aa58bfac1794f' (2023-07-01)
• Updated input 'nixvim':
    'github:pta2002/nixvim/dfc00b20329a165ce45d88a18dd00415c683a2a5' (2023-06-27)
  → 'github:pta2002/nixvim/4a9a3c1f6cea52d756d406d6467b48898cdbff07' (2023-06-30)
• Updated input 'nixvim/pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/1fa438eee82f35bdd4bc30a9aacd7648d757b388' (2023-06-26)
  → 'github:cachix/pre-commit-hooks.nix/5843cf069272d92b60c3ed9e55b7a8989c01d4c7' (2023-06-29)