[VOL-4138] updating to ONOS 2.5.2-SNAPSHOT dependencies

Change-Id: I22357b4c5a2b91b6cc8a2ec981859146ae342c4a
diff --git a/pom.xml b/pom.xml
index 3418a6a..3154a2a 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>2.5.2-SNAPSHOT</version>
         <relativePath></relativePath>
     </parent>
 
@@ -115,5 +115,16 @@
             </snapshots>
         </repository>
     </repositories>
+    <pluginRepositories>
+        <pluginRepository>
+            <id>sonatype-snapshots</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+            <snapshots>
+                <enabled>true</enabled>
+                <updatePolicy>always</updatePolicy>
+                <checksumPolicy>fail</checksumPolicy>
+            </snapshots>
+        </pluginRepository>
+    </pluginRepositories>
 
 </project>