fixing the expected output of watchdog regression test, which is failing because of watchdog escalation log message changed by exception manager import patch.
fixing the expected output of watchdog regression test, which is failing because
of watchdog escalation log message changed by exception manager import patch.

treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres