RANGER-4114: updated plugin to use consistent property-prefix across all references - #2

(cherry picked from commit f909c81)

Author: mneethiraj

agents-common/src/main/java/org/apache/ranger/plugin/util/RangerRolesProvider.java

@@ -22,7 +22,6 @@
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import org.apache.commons.lang.StringUtils;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.ranger.admin.client.RangerAdminClient;
 import org.apache.ranger.authorization.hadoop.config.RangerPluginConfig;
 import org.apache.ranger.plugin.service.RangerBasePlugin;