Fix stale bandwidth-by-IP table entries
Fix stale bandwidth-by-IP table entries

When the number of valid rows in the table reduced by more than 1 between updates, stale entries were left displayed at the end - e.g. 8 rows (0-7), then next update has only 5 rows (0-4). Row 5 is hidden but rows 6 and 7 remain displayed.
phil-davis/pfsense,NewEraCracker/pfsense,jxmx/pfsense,NewEraCracker/pfsense,NOYB/pfsense,pfsense/pfsense,NewEraCracker/pfsense,ch1c4um/pfsense,jxmx/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,phil-davis/pfsense,dennypage/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,dennypage/pfsense,dennypage/pfsense,ptorsten/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,phil-davis/pfsense,brunostein/pfsense,pfsense/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,NOYB/pfsense,dennypage/pfsense,ch1c4um/pfsense,brunostein/pfsense,jxmx/pfsense,ch1c4um/pfsense,pfsense/pfsense,NOYB/pfsense