Create next fiscal year using renew wizard in budget scenario

Since 4510115eabf7, fiscal year from scenario are centered around the date. So
using the next day after the last day of the previous fiscal year, creates an
overlap.

Closes #12002

modules/account_budget/tests/scenario_account_budget.rst

@@ -35,9 +35,10 @@ Create a fiscal year::
     >>> fiscalyear = create_fiscalyear(company)
     >>> fiscalyear.click('create_period')
     >>> period = fiscalyear.periods[0]
-    >>> next_fiscalyear = create_fiscalyear(
-    ...     company, fiscalyear.end_date + dt.timedelta(days=1))
-    >>> next_fiscalyear.click('create_period')
+
+    >>> renew_fiscalyear = Wizard('account.fiscalyear.renew')
+    >>> renew_fiscalyear.execute('create_')
+    >>> next_fiscalyear, = renew_fiscalyear.actions[0]
 
 Create a chart of accounts::