chore: remove obsolete apis

sample/Cnblogs.DashScope.Sample/Multimodal/OcrKeyInformationExtractionSample.cs

@@ -64,7 +64,7 @@ public async Task RunAsync(IDashScopeClient client)
     }
 }
 
-internal class ReceiptModel()
+internal class ReceiptModel
 {
     [JsonPropertyName("乘车日期")]
     public string? Date { get; init; }

src/Cnblogs.DashScope.AI/DashScopeChatClient.cs

@@ -29,8 +29,8 @@ private static readonly TextGenerationParameters
     /// <param name="modelId"></param>
     public DashScopeChatClient(IDashScopeClient dashScopeClient, string modelId)
     {
-        ArgumentNullException.ThrowIfNull(dashScopeClient, nameof(dashScopeClient));
-        ArgumentNullException.ThrowIfNull(modelId, nameof(modelId));
+        ArgumentNullException.ThrowIfNull(dashScopeClient);
+        ArgumentNullException.ThrowIfNull(modelId);
 
         _dashScopeClient = dashScopeClient;
         _modelId = modelId;

src/Cnblogs.DashScope.AI/DashScopeTextEmbeddingGenerator.cs

@@ -23,8 +23,8 @@ public sealed class DashScopeTextEmbeddingGenerator
     /// <param name="dimensions">The number of dimensions produced by the generator.</param>
     public DashScopeTextEmbeddingGenerator(IDashScopeClient dashScopeClient, string modelId, int? dimensions = null)
     {
-        ArgumentNullException.ThrowIfNull(dashScopeClient, nameof(dashScopeClient));
-        ArgumentNullException.ThrowIfNull(modelId, nameof(modelId));
+        ArgumentNullException.ThrowIfNull(dashScopeClient);
+        ArgumentNullException.ThrowIfNull(modelId);
 
         _dashScopeClient = dashScopeClient;
         _modelId = modelId;