Moving to ONOS 2.2.3 and 2.2.3 based olt and igmpproxy

Change-Id: I12867108bd2eb02e2a9e8af23974152be58bf1eb
diff --git a/pom.xml b/pom.xml
index 2fdd246..86b6df3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>2.2.2</version>
+        <version>2.2.3</version>
     </parent>
 
     <groupId>org.opencord</groupId>
@@ -38,11 +38,11 @@
         <onos.app.url>http://opencord.org</onos.app.url>
         <onos.app.readme>Integration with Kafka event bus</onos.app.readme>
         <aaa.api.version>2.1.0</aaa.api.version>
-        <olt.api.version>4.1.0</olt.api.version>
+        <olt.api.version>4.1.1</olt.api.version>
         <dhcpl2relay.api.version>2.1.0</dhcpl2relay.api.version>
         <bng.api.version>1.0.0</bng.api.version>
         <sadis.api.version>5.1.0</sadis.api.version>
-        <igmp.api.version>2.1.0</igmp.api.version>
+        <igmp.api.version>2.1.1</igmp.api.version>
         <mcast.api.version>2.1.0</mcast.api.version>
     </properties>