Fix the display name of route service rest

Change-Id: Iab466dde21813bf6a1ce97c871cb008e0ed76b19
diff --git a/apps/route-service/app/src/main/webapp/WEB-INF/web.xml b/apps/route-service/app/src/main/webapp/WEB-INF/web.xml
index 4ee6c96..6b1d27a 100644
--- a/apps/route-service/app/src/main/webapp/WEB-INF/web.xml
+++ b/apps/route-service/app/src/main/webapp/WEB-INF/web.xml
@@ -19,7 +19,7 @@
          xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
          xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
          id="ONOS" version="2.5">
-    <display-name>DHCP Server REST API v1.0</display-name>
+    <display-name>Route Service REST API v1.0</display-name>
 
     <security-constraint>
         <web-resource-collection>