BUG: to_html misses truncation indicators (...) when index=False #15019
Description
When the html output is truncated (by using mmax_rows=..), you get ... to indicate this, but not when using index=False:
df = pd.DataFrame(np.random.randn(5,2)) df.to_html(max_rows=4, index=False)
cc @TomAugspurger follow-up from #14999