Added bibox and hitbtc funding fee times

freqtrade/exchange/bibox.py

@@ -1,6 +1,6 @@
 """ Bibox exchange subclass """
 import logging
-from typing import Dict
+from typing import Dict, List
 
 from freqtrade.exchange import Exchange
 
@@ -24,3 +24,5 @@ class Bibox(Exchange):
     def _ccxt_config(self) -> Dict:
         # Parameters to add directly to ccxt sync/async initialization.
         return {"has": {"fetchCurrencies": False}}
+
+    funding_fee_times: List[int] = [0, 8, 16]  # hours of the day