📝 Fix typo in docs at `docs/tutorial/commands/help.md` (#466)
📝 Fix typo in docs at `docs/tutorial/commands/help.md` (#466)

Co-authored-by: Sebastián Ramírez <668e2a3febf6a4b75056e840735926407962bc4e@gmail.com>
tiangolo/typer,tiangolo/typer