Change API compatibility level to .NET 2.0
Change API compatibility level to .NET 2.0

mohsansaleem/patchkit-patcher-unity,patchkit-net/patchkit-patcher-unity,patchkit-net/patchkit-patcher-unity,patchkit-net/patchkit-patcher-unity,genail/patchkit-patcher-unity,mohsansaleem/patchkit-patcher-unity,patchkit-net/patchkit-patcher-unity