Moving sadis dependency to 5.2.0

Change-Id: Iffdf931e04a7d3a5f148e0e912d7b4c5ff99d39d
diff --git a/app/pom.xml b/app/pom.xml
index 6a1a355..192fb1b 100644
--- a/app/pom.xml
+++ b/app/pom.xml
@@ -38,7 +38,7 @@
         <onos.app.requires>
             org.opencord.sadis
         </onos.app.requires>
-        <sadis.api.version>5.1.0</sadis.api.version>
+        <sadis.api.version>5.2.0</sadis.api.version>
     </properties>
 
     <dependencies>