[FIX] tests: properly stop chrome when no tab found
[FIX] tests: properly stop chrome when no tab found

In some situations, Chrome remote debugging is sending an empty list of
opened tabs. In that case, an orphan Chrome process stays alive.

With this commit, Chrome is stopped properly in those situations.

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo