6867231: Regression: jdk/test/sun/security/krb5/ConfPlusProp.java error against jdk7/pit/b68

Reviewed-by: xuelei
diff --git a/jdk/test/sun/security/krb5/ConfPlusProp.java b/jdk/test/sun/security/krb5/ConfPlusProp.java
index e2c49a2..ac9ec81 100644
--- a/jdk/test/sun/security/krb5/ConfPlusProp.java
+++ b/jdk/test/sun/security/krb5/ConfPlusProp.java
@@ -23,7 +23,7 @@
 /*
  * @test
  * @bug 6857795
- * @buf 6858589
+ * @bug 6858589
  * @summary krb5.conf ignored if system properties on realm and kdc are provided
  */