fix:restore correct numeric values for ParamsAutoGenerated (langgenius#27252)

Author: cuixiaojun001

api/core/workflow/nodes/agent/entities.py

@@ -26,8 +26,8 @@ class AgentInput(BaseModel):
 
 
 class ParamsAutoGenerated(IntEnum):
-    CLOSE = auto()
-    OPEN = auto()
+    CLOSE = 0
+    OPEN = 1
 
 
 class AgentOldVersionModelFeatures(StrEnum):