Update hostname of Romanian National Bank URL

Closes #15001
(grafted from 2c59c7615b52526b627b7416f2e315f96d54a430)

--HG--
branch : 7.0

modules/currency_ro/currency.py

@@ -11,8 +11,8 @@ from trytond.modules.currency.currency import CronFetchError
 from trytond.pool import PoolMeta
 from trytond.pyson import Eval, If
 
-URL_10DAYS = 'https://www.bnr.ro/nbrfxrates10days.xml'
-URL_YEAR = 'https://www.bnr.ro/files/xml/years/nbrfxrates%s.xml'
+URL_10DAYS = 'https://curs.bnr.ro/nbrfxrates10days.xml'
+URL_YEAR = 'https://curs.bnr.ro/files/xml/years/nbrfxrates%s.xml'
 TIMEOUT = config.getfloat('currency_ro', 'requests_timeout', default=300)