feat(index): support dry_run in drop_global_index#489

JunRuiLee wants to merge 2 commits into

apache:mainapache/paimon-rust:mainfrom

JunRuiLee:feat/global-index-drop-dry-runJunRuiLee/paimon-rust:feat/global-index-drop-dry-runCopy head branch name to clipboard