Fix #133 Formula for table line count placed in wrong line (#160)

* Added test for count tag showing misplaced formula for count

(cherry picked from commit f6aef80)

* #134 Formula for table line count placed in wrong line

Co-authored-by: Jojakim Stahl <jstahl@demig.de>

Author: b0bi79

ClosedXML.Report/Excel/TempSheetBuffer.cs

@@ -106,7 +106,7 @@ private void ChangeAddress(int row, int clmn)
         public IXLRange CopyTo(IXLRange range)
         {
             var firstCell = _sheet.Cell(1, 1);
-            var lastCell = _sheet.LastCellUsed(XLCellsUsedOptions.All) ?? firstCell;
+            var lastCell = _sheet.Cell(_prevrow, _prevclmn);
             var tempRng = _sheet.Range(firstCell, lastCell);
 
             var rowDiff = tempRng.RowCount() - range.RowCount();

tests/ClosedXML.Report.Tests/GroupTagTests.cs

@@ -23,6 +23,7 @@ public GroupTagTests(ITestOutputHelper output) : base(output)
          InlineData("issue#111_autofilter_with_delete.xlsx"),
          InlineData("tLists4_complexRange.xlsx"),
          InlineData("tLists5_GlobalVars.xlsx"),
+         InlineData("tLists6_count.xlsx"),
          InlineData("tPage1_options.xlsx"),
         ]
         public void Simple(string templateFile)