8149391: Fix module dependences in java/util tests
Reviewed-by: mchung

8081347: Add @modules to jdk_core tests
Reviewed-by: alanb, joehw, lancea
Contributed-by: alexander.kulyakhtin@oracle.com, alan.bateman@oracle.com, mandy.chung@oracle.com

8033542: test/java/util/logging/SimpleLogManager might let Loggers be gc'ed too early.
Summary: fix another case of potentially premature Logger garbage collection in tests.
Reviewed-by: mchung

8005615: Java Logger fails to load tomcat logger implementation (JULI)
Reviewed-by: alanb, ahgross