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

8039816: Some tests depend on internal API sun.security.action.GetPropertyAction
Summary: Replace sun.security.action.GetPropertyAction usages with lambda expressions creating java.security.PrivilegedAction.
Reviewed-by: alanb, mchung, chegar
Contributed-by: Alexandre Iline <alexandre.iline@oracle.com>

8027991: InputStream should be closed in sun.security.tools.jarsigner.Main
Reviewed-by: xuelei