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

Change-Id: I5467996ed4449ac96172e6d7daeaee976b00c7c6
diff --git a/pom.xml b/pom.xml
index be16fa0..47462a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>2.2.7</version>
+        <version>2.5.2-SNAPSHOT</version>
     </parent>
 
     <groupId>org.opencord</groupId>
@@ -99,4 +99,15 @@
             </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>