Remove unused methods of `IDaprSerializer`.

framework/src/Volo.Abp.Dapr/Volo/Abp/Dapr/IDaprSerializer.cs

@@ -6,11 +6,5 @@ public interface IDaprSerializer
 
     object Deserialize(byte[] value, Type type);
 
-    T Deserialize<T>(byte[] value);
-
-    string SerializeToString(object obj);
-
     object Deserialize(string value, Type type);
-
-    T Deserialize<T>(string value);
 }

framework/src/Volo.Abp.Dapr/Volo/Abp/Dapr/Utf8JsonDaprSerializer.cs

@@ -23,23 +23,8 @@ public class Utf8JsonDaprSerializer : IDaprSerializer, ITransientDependency
         return _jsonSerializer.Deserialize(type, Encoding.UTF8.GetString(value));
     }
 
-    public T Deserialize<T>(byte[] value)
-    {
-        return _jsonSerializer.Deserialize<T>(Encoding.UTF8.GetString(value));
-    }
-
-    public string SerializeToString(object obj)
-    {
-        return _jsonSerializer.Serialize(obj);
-    }
-
     public object Deserialize(string value, Type type)
     {
         return _jsonSerializer.Deserialize(type, value);
     }
-
-    public T Deserialize<T>(string value)
-    {
-        return _jsonSerializer.Deserialize<T>(value);
-    }
 }