MemoryJoinerMode Could not be found

[Ganesh-Ponipireddy]

Getting exception while building the Project to upgrade dotnet 8.

The type or namespace name 'MemoryJoinerMode' could not be found (are you missing a using directive or an assembly reference?)	EntityFrameworkCore.MemoryJoin (net6.0), EntityFrameworkCore.MemoryJoin (net7.0), EntityFrameworkCore.MemoryJoin (net8.0), EntityFrameworkCore.MemoryJoin (netstandard2.1)	EntityFramework.MemoryJoin\src\EntityFrameworkCore.MemoryJoin\MemoryJoiner.cs