Fix failing CI on engine tests

[vfdev-5]

=========================== short test summary info ============================
FAILED tests/ignite/engine/test_engine.py::TestEngine::test_run_check_triggered_events_on_iterator[False] - Failed: DID NOT WARN. No warnings of type (<class 'UserWarning'>,) were emitted.
 Emitted warnings: [].
FAILED tests/ignite/engine/test_engine.py::TestEngine::test_run_check_triggered_events_on_iterator[True] - Failed: DID NOT WARN. No warnings of type (<class 'UserWarning'>,) were emitted.
 Emitted warnings: [].
FAILED tests/ignite/engine/test_engine.py::TestEngine::test_distrib_gloo_cpu_or_gpu[False] - Failed: DID NOT WARN. No warnings of type (<class 'UserWarning'>,) were emitted.
 Emitted warnings: [].
FAILED tests/ignite/engine/test_engine.py::TestEngine::test_distrib_gloo_cpu_or_gpu[True] - Failed: DID NOT WARN. No warnings of type (<class 'UserWarning'>,) were emitted.
 Emitted warnings: [].
= 4 failed, 1792 passed, 528 skipped, 31 deselected, 14 warnings in 350.33s (0:05:50) =