chore: update flake.lock

[github-actions]

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

Flake lock file updates:

• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.643242%2Brev-2893f56de08021cffd9b6b6dfc70fd9ccd51eb60/0190530b-f61b-7788-9601-b336b1caf671/source.tar.gz?narHash=sha256-ECni%2BIkwXjusHsm9Sexdtq8weAq/yUyt1TWIemXt3Ko%3D' (2024-06-24)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.644565%2Brev-b2852eb9365c6de48ffb0dc2c9562591f652242a/01906511-d0fc-7244-b596-2d790f5bfdb0/source.tar.gz?narHash=sha256-C8e9S7RzshSdHB7L%2Bv9I51af1gDM5unhJ2xO1ywxNH8%3D' (2024-06-27)

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