[docs] Update aspire do --list-steps docs to require step argument#1091

IEvangelist merged 2 commits into

release/13.4microsoft/aspire.dev:release/13.4from

docs/aspire-do-list-steps-requires-step-afd1c14f14f8333amicrosoft/aspire.dev:docs/aspire-do-list-steps-requires-step-afd1c14f14f8333aCopy head branch name to clipboard