Catch test rule execution errors in FlickerServiceJUnitRunner

This is to avoid causing module errors when the test rule fails to execute

Bug: 405922310
Test: atest android.tools.flicker.junit.FlickerServiceJUnit4ClassRunnerTest
Flag: TEST_ONLY
Change-Id: I1505d0c71b20bdebee9b385fc1ab11af228e3b12
2 files changed