[8.x] ESQL: Updated RENAME docs with the behaviour of multiple column renames#126523

ivancea merged 1 commit intoelastic:8.xelastic/elasticsearch:8.xfrom

ivancea:backport-8.x-esql-rename-updated-docsivancea/elasticsearch:backport-8.x-esql-rename-updated-docsCopy head branch name to clipboard