flake.lock: Update

[github-actions[bot]]

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

Flake lock file updates:

• Updated input 'nixlib':
    'github:nix-community/nixpkgs.lib/3c62b6a12571c9a7f65ab037173ee153d539905f' (2024-04-07)
  → 'github:nix-community/nixpkgs.lib/58e03b95f65dfdca21979a081aa62db0eed6b1d8' (2024-05-12)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/efe8ce06ca261f370d672def5b1e0be300c726e1' (2024-04-07)
  → 'github:NixOS/nixpkgs/af8b9db5c00f1a8e4b83578acc578ff7d823b786' (2024-05-12)

Running GitHub Actions on this PR

GitHub Actions will not run workflows on pull requests which are opened by a GitHub Action.

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