Updating Sadis to latest snapshot to avoid runtime issues

Change-Id: I652dd71f858eea0a788c27eb4e59a1bf2ce2bb43
diff --git a/pom.xml b/pom.xml
index 044a0f6..a957b96 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
     <description>CORD Multicast application</description>
 
     <properties>
-        <sadis.api.version>5.5.1</sadis.api.version>
+        <sadis.api.version>5.6.0-SNAPSHOT</sadis.api.version>
         <mcast.api.version>2.6.0-SNAPSHOT</mcast.api.version>
     </properties>