Changing ONOS dependency from 1.13.9-rc3 to rc4

Change-Id: I5535b2540a0b3c3eab4090abbfb10b3bc42c4d03
diff --git a/pom.xml b/pom.xml
index 32bed0a..9810bee 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>1.13.9-rc3</version>
+        <version>1.13.9-rc4</version>
         <relativePath></relativePath>
     </parent>
 
@@ -35,7 +35,7 @@
 
     <properties>
         <onos.app.name>org.opencord.aaa</onos.app.name>
-        <onos.version>1.13.9-rc3</onos.version>
+        <onos.version>1.13.9-rc4</onos.version>
         <onos.app.title>AAA App</onos.app.title>
         <onos.app.category>Security</onos.app.category>
         <onos.app.url>http://opencord.org</onos.app.url>