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/0c8787d5c9d3799b31ad2440b8ca695c8de4f9ef?narHash=sha256-NHZcgbeObuG1XoSzjmS/sKXfbEv9Z9eT7iprmI18ZYQ%3D' (2024-09-30)
  → 'github:zellij-org/zellij/a88b34f54f053e556031c3d8873be58df45e65e2?narHash=sha256-CdjgwD92LTKq2faFlsWkjF%2BToV%2BQKGIXBG/4mb833Rc%3D' (2024-10-02)

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