protected void disposeDynamicColumnData() {
		tableColumns.clear();
		defaultTableColumns.clear();
		columnSettings.clear();
	}
Gets the maximum number of text display lines needed for any given cell within the specified
column.

@param index column field index
@return maximum number of lines needed for specified column
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/GDynamicColumnTableModel.java