Multiple tests introduced in 16.0 created a product template and then a default product for that template, however a default product is already created by default in the product module when creating a template and it somecases triggered an unicity constraint. closes odoo/odoo#108523 X-original-commit: 3c9ff6e148cd0ee77442dd31079f0fec9c456b4c Related: odoo/enterprise#35180 Signed-off-by: William Braeckman (wbr) <wbr@odoo.com>