fixed mypy method assign error in dataanalyzer

Author: sidamd

nodescraper/interfaces/dataanalyzertask.py

@@ -120,7 +120,7 @@ def __init_subclass__(cls, **kwargs: dict[str, Any]) -> None:
             raise TypeError(f"No data model set for {cls.__name__}")
 
         if hasattr(cls, "analyze_data"):
-            cls.analyze_data = analyze_decorator(cls.analyze_data)
+            setattr(cls, "analyze_data", analyze_decorator(cls.analyze_data))
 
     @abc.abstractmethod
     def analyze_data(