init_kill_services_test: log state

It can be difficult to figure out where this test
is while it's executing, so I've added logs.

Bug: 280514080
Test: init_kill_services_test (w/o tradefed to avoid reboot), then:
:) adb logcat -d | grep init_kill_services_test
... I init_kill_services_test: hello lmkd!
... I init_kill_services_test: okay, now goodbye lmkd
... I init_kill_services_test: I said goodbye lmkd!
... I init_kill_services_test: are you still there lmkd?
... I init_kill_services_test: I'm done with lmkd
... I init_kill_services_test: hello ueventd!
... I init_kill_services_test: okay, now goodbye ueventd
... I init_kill_services_test: I said goodbye ueventd!
... I init_kill_services_test: are you still there ueventd?
... I init_kill_services_test: I'm done with ueventd
... I init_kill_services_test: hello hwservicemanager!
... I init_kill_services_test: okay, now goodbye hwservicemanager
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: I said goodbye hwservicemanager!
... I init_kill_services_test: are you still there hwservicemanager?
... I init_kill_services_test: I'm done with hwservicemanager
... I init_kill_services_test: hello servicemanager!
... I init_kill_services_test: okay, now goodbye servicemanager
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: I said goodbye servicemanager!
... I init_kill_services_test: are you still there servicemanager?
... I init_kill_services_test: I'm done with servicemanager

Change-Id: I2466f574fc06cdf1b01db82f89649f39b0f34345