fix FX init script to work correctly with data source abstraction

Author: bug-or-feature

sysinit/futures/repocsv_spotfx_prices.py

@@ -4,14 +4,15 @@
 WARNING WILL OVERWRITE EXISTING!
 """
 from sysdata.csv.csv_spot_fx import csvFxPricesData
-from sysproduction.data.currency_data import fxPricesData
+from sysproduction.data.currency_data import dataCurrency
 
-db_fx_price_data = fxPricesData()
 
 if __name__ == "__main__":
     input("Will overwrite existing prices are you sure?! CTL-C to abort")
+    dataCurrency = dataCurrency()
 
     csv_fx_prices = csvFxPricesData()
+    db_fx_price_data = dataCurrency.db_fx_prices_data
 
     currency_code = input("Currency code? <return for ALL currencies> ")
     if currency_code == "":