clean up

Former-commit-id: 7986b3c796b5c1e130a8fbc20b19de364789bf26

swarms/agents/utils/ChatOpenAI.py

@@ -160,13 +160,12 @@ class ChatOpenAI(BaseChatModel, BaseModel):
 
         extra = Extra.ignore
     
-    @abstractmethod
     @property
+    @abstractmethod
     def _llm_type(self) -> str:
         # Return a string indicating the type of this language model
         return 'ChatOpenAI'
 
-
     def check_access(self) -> None:
         """Check that the user has access to the model."""