Fix formatting issues in history_controller.py and manager/history.py, and update default values in request_data.py

controller/history_controller.py

@@ -37,7 +37,7 @@ class HistoryController(BaseController):
                 status=Status.error,
                 message="No requests found.",
             )
-        return [RequestData(**d) for d in items ]
+        return [RequestData(**d) for d in items]
 
     async def last_requests(
         self,

schema/request_data.py

@@ -4,9 +4,9 @@ from schema.methods import Methods
 
 class RequestData(BaseModel):
     method: Methods = Methods.GET
-    data: dict = {}
+    data: dict|None = None
     params: dict = {}
-    form: dict = {}
+    form: dict|None = None
     url: str
     headers: dict = {}
     cookies: dict = {}