[FIX] purchase_currency: test is updated

Author: geomer198

purchase_currency/tests/test_purchase_order.py

@@ -21,6 +21,7 @@ def test_create_purchase_order(self):
         Test flow when set default currency for purchase order
         and vendor bill
         """
+        self.env.company.currency_id = self.eur_currency
         form = Form(self.env["purchase.order"])
         form.partner_id = self.partner
         order = form.save()