Updating Sadis to latest snapshot to avoid runtime issues

Change-Id: I0b9829c10a21fb4006c9a8f586ad718a0aae24fa
diff --git a/pom.xml b/pom.xml
index 2ae65d9..70c1ee2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
     <packaging>pom</packaging>
 
     <properties>
-        <sadis.api.version>5.5.1</sadis.api.version>
+        <sadis.api.version>5.6.0-SNAPSHOT</sadis.api.version>
         <aaa.api.version>2.6.0-SNAPSHOT</aaa.api.version>
     </properties>