8155928: Remove hardcoded port numbers from httpclient/Security.java test

...rc/java.httpclient/share/classes/java/net/http/Utils.java

jdk/test/java/net/httpclient/security/0.policy

jdk/test/java/net/httpclient/security/1.policy

jdk/test/java/net/httpclient/security/10.policy

jdk/test/java/net/httpclient/security/11.policy

jdk/test/java/net/httpclient/security/12.policy

jdk/test/java/net/httpclient/security/14.policy

jdk/test/java/net/httpclient/security/15.policy

jdk/test/java/net/httpclient/security/2.policy

jdk/test/java/net/httpclient/security/3.policy

jdk/test/java/net/httpclient/security/4.policy

jdk/test/java/net/httpclient/security/5.policy

jdk/test/java/net/httpclient/security/6.policy

jdk/test/java/net/httpclient/security/7.policy

jdk/test/java/net/httpclient/security/8.policy

jdk/test/java/net/httpclient/security/9.policy

jdk/test/java/net/httpclient/security/Driver.java

jdk/test/java/net/httpclient/security/Security.java