flake.lock: Update

[github-actions[bot]]

Automated changes by the update-flake-lock GitHub Action.

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/81610abc161d4021b29199aa464d6a1a521e0cc9?narHash=sha256-TcXjLVNd3VeH1qKPH335Tc4RbFDbZQX%2Bd7rqnDUoRaY%3D' (2024-08-02)
  → 'github:NixOS/nixpkgs/f5129fb42b9c262318130a97b47516946da3e7d7?narHash=sha256-O/kxmybNecC3Efr6ITOdtCzFv90/B2Iiedavj5aRWt0%3D' (2024-08-07)

Running GitHub Actions on this PR

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To run GitHub Actions workflows on this PR, run:

git branch -D update_flake_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force