Reduce the warning message

Author: SkowronskiAndrew

UnityDataTool/SerializedFileCommands.cs

@@ -99,11 +99,7 @@ private static bool ValidateSerializedFile(string filePath, out SerializedFileIn
             Console.Error.WriteLine($"Error: The file is a YAML-format SerializedFile, which is not supported.");
             Console.Error.WriteLine($"File: {filePath}");
             Console.Error.WriteLine();
-            Console.Error.WriteLine("UnityDataTool only supports binary-format SerializedFiles (used in builds).");
-            Console.Error.WriteLine("YAML-format SerializedFiles are used by Unity Editor for .asset, .prefab, and .unity files.");
-            Console.Error.WriteLine();
-            Console.Error.WriteLine("To analyze YAML files, you must first build your project. Then run UnityDataTool");
-            Console.Error.WriteLine("on the build output, which contains binary-format SerializedFiles.");
+            Console.Error.WriteLine("UnityDataTool only supports binary-format SerializedFiles.");
             return false;
         }