refactor for better support of streaming and etc ...

Interfaces/IXAiEmbeddingServiceBase.cs

@@ -34,11 +34,9 @@ namespace xAiApi.Interfaces
         );
 
         /// <summary>
-        /// Access Embedding Client ...
+        /// Embedding Generator ...
         /// </summary>
         /// <returns></returns>
-        OllamaApiClient GetEmbeddingClient();
-
         IEmbeddingGenerator<string, Embedding<float>> GetEmbeddingGenerator();
     }
 }