flake.lock: Update

Created by: github-actions[bot]

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

Flake lock file updates:

• Updated input 'flake-utils':
    'github:numtide/flake-utils/0f8662f1319ad6abf89b3380dd2722369fc51ade' (2022-03-26)
  → 'github:numtide/flake-utils/a4b154ebbdc88c8498a5c7b01589addc9e9cb678' (2022-04-11)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/30d3d79b7d3607d56546dd2a6b49e156ba0ec634' (2022-03-25)
  → 'github:NixOS/nixpkgs/faad370edcb37162401be50d45526f52bb16a713' (2022-04-16)

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