javax.security: update classes in javax.security.auth.x500

Cosmetic changes

Change-Id: I6334a7d921bd06515028c438f9c6e9756b40559f
Test: make and check-ojluni-files
Bug: 29631070
diff --git a/openjdk_java_files.mk b/openjdk_java_files.mk
index 118e687..99e26d7 100644
--- a/openjdk_java_files.mk
+++ b/openjdk_java_files.mk
@@ -1111,6 +1111,7 @@
     ojluni/src/main/java/javax/security/auth/SubjectDomainCombiner.java \
     ojluni/src/main/java/javax/security/auth/Subject.java \
     ojluni/src/main/java/javax/security/auth/x500/X500Principal.java \
+    ojluni/src/main/java/javax/security/auth/x500/package-info.java \
     ojluni/src/main/java/javax/security/cert/CertificateEncodingException.java \
     ojluni/src/main/java/javax/security/cert/CertificateException.java \
     ojluni/src/main/java/javax/security/cert/CertificateExpiredException.java \