ColumnarVariant → ColumnarCore Relation

File in PhysicsAnalysis/Columnar/ColumnarVariant/ColumnarVariant	Includes file in PhysicsAnalysis/Columnar/ColumnarCore
VariantAccessor.h	ColumnarCore / ColumnAccessor.h
VariantDef.h	ColumnarCore / ContainerId.h
VariantLinkColumn.h	ColumnarCore / LinkColumn.h
VariantLinkColumn.h	ColumnarCore / VectorColumn.h
VariantObjectId.h	ColumnarCore / OptObjectId.h
VariantOptObjectId.h	ColumnarCore / OptObjectId.h