Add SetLanguageProjection C Api and use it in four projections (#5023)
* Add SetLanguageProjection C Api and use it in four projections
* static cast enum languageprojection to uint32_t
* resolve comments
* fix typo and line added unintentionally
* revert unecessary change
* reorder c# api
* add TensorAt and CreateAndRegisterAllocator in Csharp to keep the same order as C apis