ensure some small delay is introduced after each api call

src/fees/compute_fees.py

@@ -406,18 +406,17 @@ def get_all_data(self, tx_hash: HexBytes) -> SettlementData:
 
     def get_auction_data(self, tx_hash: HexBytes):
         for i in range(API_NUM_OF_RETRIES):
-            sleep(0.5)
             for environment, url in self.orderbook_urls.items():
                 try:
                     response = requests.get(
                         url + f"solver_competition/by_tx_hash/{tx_hash.to_0x_hex()}",
                         timeout=REQUEST_TIMEOUT,
                     )
-                    response.raise_for_status()
-                    auction_data = response.json()
                     sleep(
                         0.5
                     )  # introducing some delays so that we don't overload the api
+                    response.raise_for_status()
+                    auction_data = response.json()
                     return auction_data, environment
                 except requests.exceptions.HTTPError as err:
                     if err.response.status_code == 404: