fix(document-api): rename atRowIndex to rowIndex in tables.split#2473

harbournick merged 2 commits intomainsuperdoc-dev/superdoc:mainfrom

nick/sd-2132-rename-atrowindex-to-rowindex-in-tablessplitsuperdoc-dev/superdoc:nick/sd-2132-rename-atrowindex-to-rowindex-in-tablessplitCopy head branch name to clipboard