chore: Bump coverlet.collector from 3.1.0 to 6.0.4 - #11

✅ CreateWorkbook_ShouldReturnValidWorkbook
✅ SetCellPosition_ShouldSetValue
✅ SetCellPosition_WithNumericValue_ShouldSetNumber
✅ SetColumnWidth_ShouldSetWidth
✅ UseSheet_ShouldCreateNewSheet

✅ SetExcelCellMerge_ChainedCalls_ShouldReturnFluentSheet
✅ SetExcelCellMerge_DifferentRows_ShouldMergeCorrectly
✅ SetExcelCellMerge_HorizontalMerge_ShouldMergeCellsInRow
✅ SetExcelCellMerge_LargeRegion_ShouldHandleCorrectly
✅ SetExcelCellMerge_MultipleMerges_ShouldCreateMultipleRegions
✅ SetExcelCellMerge_OverlappingRegions_ShouldThrowException
✅ SetExcelCellMerge_RegionMerge_ShouldMergeCellRegion
✅ SetExcelCellMerge_SingleCell_ShouldThrowException
✅ SetExcelCellMerge_VerticalMerge_ShouldMergeCellsInColumn
✅ SetExcelCellMerge_WithCellValues_ShouldPreserveFirstCellValue

✅ Constructor_ShouldSetProperties
✅ Deconstruct_ShouldReturnKeyAndSetter

✅ SetCellStyleRange_LargeRange_ShouldApplyToAllCells
✅ SetCellStyleRange_SingleCell_ShouldApplyStyle
✅ SetCellStyleRange_WithCellStyleConfig_ShouldApplyStyleToRange
✅ SetCellStyleRange_WithExistingValues_ShouldPreserveValues
✅ SetCellStyleRange_WithStringKey_ShouldApplyStyleToRange

✅ CopyStyleFromSheetCell_ChainedCalls_ShouldWork
✅ CopyStyleFromSheetCell_SameCacheKeyTwice_ShouldNotOverwrite
✅ CopyStyleFromSheetCell_ShouldCacheStyleAtWorkbookLevel
✅ CopyStyleFromSheetCell_ShouldWorkAcrossMultipleSheets
✅ CopyStyleFromSheetCell_WithNonExistentCell_ShouldNotCache

✅ GetTable_AutoDetectLastRow_EmptySheet_ShouldReturnEmptyList
✅ GetTable_AutoDetectLastRow_LargeDataset_ShouldHandleCorrectly
✅ GetTable_AutoDetectLastRow_ShouldMatchManualEndRow
✅ GetTable_AutoDetectLastRow_ShouldReadAllRows
✅ GetTable_AutoDetectLastRow_SingleRow_ShouldReadCorrectly
✅ GetTable_AutoDetectLastRow_WithEmptyRows_ShouldStopAtLastDataRow
✅ GetTable_AutoDetectLastRow_WithGaps_ShouldStopAtLastDataRow
✅ GetTable_AutoDetectLastRow_WithNumericFirstColumn_ShouldDetectCorrectly
✅ GetTable_AutoDetectLastRow_WithStringFirstColumn_ShouldDetectCorrectly

✅ GetTable_WithColumnRange_EmptyRows_ShouldSkipEmptyRows
✅ GetTable_WithColumnRange_FewerColumnsThanProperties_ShouldLeaveRemainingPropertiesDefault
✅ GetTable_WithColumnRange_MiddleColumns_ShouldReadCorrectColumns
✅ GetTable_WithColumnRange_MoreColumnsThanProperties_ShouldUseOnlyAvailableProperties
✅ GetTable_WithColumnRange_ShouldReadOnlySpecifiedColumns
✅ GetTable_WithColumnRange_SingleColumn_ShouldReadOnlyOneColumn
✅ GetTable_WithColumnRange_SingleRow_ShouldReadCorrectly
✅ GetTable_WithColumnRange_StartColAfterEndCol_ShouldHandleGracefully

✅ FluentCell_GetValue_ShouldReturnCorrectValue
✅ GetCellValue_NonExistentCell_ShouldReturnDefault
✅ GetCellValue_ShouldReturnCorrectValue
✅ GetCellValue_WithObject_ShouldReturnCorrectType
✅ SetAndGetFormula_ShouldWork
✅ SetCellPosition_WithNegativeRow_ShouldUseZero
✅ SetCellPosition_WithOneBased_ShouldConvertToZeroBased

✅ DynamicStyle_ShouldCacheByKey
✅ SetupCellStyle_ShouldApplyStyle

✅ SetTable_ShouldCreateTableWithHeaders
✅ SetTable_WithMultipleRows_ShouldCreateAllRows