AMBARI-8194. Remove current references in PATH for hadoop env. (mahadev)

ambari-server/src/main/resources/stacks/HDP/2.2/services/HDFS/configuration/hadoop-env.xml

@@ -131,7 +131,7 @@ fi
 export HADOOP_LIBEXEC_DIR={{hadoop_libexec_dir}}
 
 # Mostly required for hadoop 2.0
-export JAVA_LIBRARY_PATH=${JAVA_LIBRARY_PATH}:/usr/hdp/current/hadoop-client/lib/native/Linux-amd64-64
+export JAVA_LIBRARY_PATH=${JAVA_LIBRARY_PATH}
 
 export HADOOP_OPTS="-Dhdp.version=$HDP_VERSION $HADOOP_OPTS"