update autocodabench_checks.md

Improve `autocodabench validate` and docs (#36)

Kaggle research in base install + kaggle 2.x search fix + web UI socket auto-retry (#33)

Phase-1 research (OpenAlex/Kaggle/web); Rename create→plan-build-validate; (#29)

Rename CLI commands to a clear three-phase pipeline: plan / build / validate / create (#19)

Docker execution + add --pdf flag (#18)

first version where autocodabench create works from start to end (#6)

update login CLI user experience (#5)

Jmlr oss direction: rewritten autocodabench to be pip installable (#4)