flake.lock: update zellij

[a-kenji-buildbot]

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

Flake lock file updates:

• Updated input 'zellij':
    'github:zellij-org/zellij/489c4da5ffaf38526b76bad4ce09da63ae99331e?narHash=sha256-uvlUSaQQpc8DIPBFf3h/NtwqJAUp6B4uQ4eWYt25xpM%3D' (2024-08-29)
  → 'github:zellij-org/zellij/d92ee89a9df520f29bb07f91642fa7eb952a02df?narHash=sha256-PtE4P35vXUUqYhCLzGObbPpjpEnFFQBZMdxAwBwIFbY%3D' (2024-09-16)

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