Refactor java/security tests to plain java tests

Test list:
test/java/security//cert/CertificateFactory/slowstream.sh
test/java/security//cert/CertPathBuilder/selfIssued/generate.sh
test/java/security//cert/CertPathValidator/indirectCRL/generate.sh
test/java/security//cert/CertPathValidator/nameConstraints/generate.sh
test/java/security//Security/ClassLoaderDeadlock/ClassLoaderDeadlock.sh
test/java/security//Security/ClassLoaderDeadlock/Deadlock.sh
test/java/security//Security/signedfirst/Dyn.sh
test/java/security//Security/signedfirst/Static.sh