add tests to worker common thread (#7372)

* add tests to worker common thread

* fix formatting

* move worker commons unit test from integration tests to worker file and do some improvements

* fix import on it/worker_common

* move worker commons unit test to test module

* cargo fmt

* move cpu_time_monitor_loop to test outside of thread module

* change worker thread unit test to use assert_eq

* fix formatting

* adding new methods to WaitOucome, fix pvf worker unit test

* fix formatting

* remove is_finished and is_timeout methods from WaitOutcome

* fix wait_for_threads_with_timeout_returns_outcome test

* ".git/.scripts/commands/fmt/fmt.sh"

* add common worker cond_notify_on_done_should_update_wait_outcome_when_panic test

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Co-authored-by: Marcin S <[email protected]>
Co-authored-by: command-bot <>