SDClient()添加get_campaign_sextended方法

sync_amz_data/public/amz_ad_client.py

@@ -567,7 +567,7 @@ class SDClient(BaseClient):
         url_path = "/sd/campaigns"
         return self._request(url_path, params=params)
 
-    def get_campaignsextended(self, **params) -> List[dict]:
+    def get_campaigns_extended(self, **params) -> List[dict]:
         url_path = "/sd/campaigns/extended"
         return self._request(url_path, params=params)