testing: fix flaky test when executed slowly
testing: fix flaky test when executed slowly

The 0-1 was a bit too optimistic: CI got "no tests ran in 3.98s".

nicoddemus/pytest,pytest-dev/pytest,nicoddemus/pytest,The-Compiler/pytest,The-Compiler/pytest,RonnyPfannschmidt/pytest,markshao/pytest,Akasurde/pytest