fix maven build

Change-Id: Ibc4d49eeac91275365fece235329e971b0f48e4b
diff --git a/protocols/p4runtime/pom.xml b/protocols/p4runtime/pom.xml
index 6dfdde6..31af40d 100644
--- a/protocols/p4runtime/pom.xml
+++ b/protocols/p4runtime/pom.xml
@@ -32,14 +32,11 @@
 
     <modules>
         <module>api</module>
-	<module>proto</module>
-	<module>ctl</module>
+        <module>proto</module>
+        <module>ctl</module>
+        <module>model</module>
     </modules>
 
-    <!--<properties>
-        <onos.app.name>org.onosproject.drivers</onos.app.name>
-    </properties>-->
-
     <dependencies>
 
         <dependency>