update to use py3 syntax (#22890)

* update to use py3 syntax

* update

Author: xiangyan99

sdk/core/azure-core/azure/core/polling/base_polling.py

@@ -198,15 +198,15 @@ class OperationResourcePolling(LongRunningOperation):
     """
 
     def __init__(
-        self, operation_location_header="operation-location", **kwargs
+        self, operation_location_header="operation-location", *, lro_options=None
     ):
         self._operation_location_header = operation_location_header
 
         # Store the initial URLs
         self._async_url = None
         self._location_url = None
         self._request = None
-        self._lro_options = kwargs.pop("lro_options", {}) or {}
+        self._lro_options = lro_options or {}
 
     def can_poll(self, pipeline_response):
         """Answer if this polling method could be used.