HADOOP-17538. Add kms-default.xml and httpfs-default.xml to site index. (#2716)

(cherry picked from commit e9a3c2950e869482a8f1a9d7027c1b0b0f1bbd0d)

hadoop-project/src/site/site.xml

@@ -219,6 +219,8 @@
       <item name="hdfs-rbf-default.xml" href="hadoop-project-dist/hadoop-hdfs-rbf/hdfs-rbf-default.xml"/>
       <item name="mapred-default.xml" href="hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml"/>
       <item name="yarn-default.xml" href="hadoop-yarn/hadoop-yarn-common/yarn-default.xml"/>
+      <item name="kms-default.xml" href="hadoop-kms/kms-default.html"/>
+      <item name="httpfs-default.xml" href="hadoop-hdfs-httpfs/httpfs-default.html"/>
       <item name="Deprecated Properties" href="hadoop-project-dist/hadoop-common/DeprecatedProperties.html"/>
     </menu>