[NuGet] Enable Deterministic Build

[eaba]

We need to take care of the remaining DocFx WARNINGS (Workspace failed with: [Warning] Found project reference without a matching metadata reference) to reduce the warnings to zero.

[eaba]

@Aaronontheweb is this taken care of by #5668 or is it a different issue?

[Aaronontheweb]

We should also follow the guidance in https://github.com/clairernovotny/DeterministicBuilds