fix(tables): prevent resize overlay artifacts during drag#2479

harbournick merged 2 commits intomainsuperdoc-dev/superdoc:mainfrom

nick/sd-2094-bug-shadows-of-grid-appear-off-of-the-page-when-resizingsuperdoc-dev/superdoc:nick/sd-2094-bug-shadows-of-grid-appear-off-of-the-page-when-resizingCopy head branch name to clipboard