Refactor: Remove useless for and add (#11720)

### What problem does this PR solve?

Remove useless for and add

### Type of change

- [x] Refactoring

agent/canvas.py

@@ -91,9 +91,6 @@ class Graph:
     def load(self):
         self.components = self.dsl["components"]
         cpn_nms = set([])
-        for k, cpn in self.components.items():
-            cpn_nms.add(cpn["obj"]["component_name"])
-
         for k, cpn in self.components.items():
             cpn_nms.add(cpn["obj"]["component_name"])
             param = component_class(cpn["obj"]["component_name"] + "Param")()