RANGER-4760: updated to use case-insensitive matching for zoneNamePartial

Signed-off-by: Madhan Neethiraj <madhan@apache.org>
diff --git a/agents-common/src/main/java/org/apache/ranger/plugin/store/SecurityZonePredicateUtil.java b/agents-common/src/main/java/org/apache/ranger/plugin/store/SecurityZonePredicateUtil.java
index 5fa975c..1b66967 100644
--- a/agents-common/src/main/java/org/apache/ranger/plugin/store/SecurityZonePredicateUtil.java
+++ b/agents-common/src/main/java/org/apache/ranger/plugin/store/SecurityZonePredicateUtil.java
@@ -190,7 +190,7 @@
 				if (object instanceof RangerSecurityZone) {
 					RangerSecurityZone securityZone = (RangerSecurityZone) object;
 
-					if (StringUtils.contains(securityZone.getName(), zoneName)) {
+					if (StringUtils.containsIgnoreCase(securityZone.getName(), zoneName)) {
 						ret = true;
 					}
 				}