javax.security: update classes in javax.security.auth.login

Cosmetic changes

Note the URL in package-info.java is now
{@docRoot}openjdk-redirect.html?v=8&path=/../technotes/guides/security/StandardNames.html
as it used to be in package-info.java

Change-Id: I9e93b81fe8076b9c1ad3d48148426633c9ac43e6
Test: make droid docs and check-ojluni-files
Bug: 29631070
3 files changed