fix: Improve Anywidget pagination and display for unknown row counts#2258

tswast merged 11 commits intomaingoogleapis/python-bigquery-dataframes:mainfrom

shuowei-anywidget-fallback-unknown-total-row-countgoogleapis/python-bigquery-dataframes:shuowei-anywidget-fallback-unknown-total-row-countCopy head branch name to clipboard