test fails for LifecycleOwnerJobTest.completionHandler

[kibotu]

this test fails with kotlin 1.5.0, android sdk 30

LifecycleOwnerJobTest.completionHandler {
...
scenario.onActivity {
}
}

value of: getObserverCount()
expected: 3
but was : 4
Expected :3
Actual :4

Caused by: java.lang.IllegalStateException: Method removeObserver must be called on the main thread

[satoshun]

thx issue! I'll check it.