Fail when running tryton module test suite with flask_tryton == 0.12
When running the test suite of a tryton module that has `flask_tryton` as dependency fails with:
```
======================================================================
ERROR: tearDownClass (test_module.KopenTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/pokoli/.virtualenvs/kopen/lib/python3.12/site-packages/trytond/tests/test_tryton.py", line 301, in tearDownClass
drop_db()
File "/home/pokoli/.virtualenvs/kopen/lib/python3.12/site-packages/trytond/tests/test_tryton.py", line 1082, in drop_db
Pool.stop(name)
TypeError: Tryton.init_app.<locals>.<lambda>() missing 1 required positional argument: 'database_name'
----------------------------------------------------------------------
Ran 30 tests in 45.771s
```
This was introduced by https://foss.heptapod.net/tryton/contrib/flask-tryton/-/commit/8b2b860d4601921d99c1476b7d9b5ab6334f03f4
issue