CCSDK standalone parent update to use sdc-tosca 1.6.3

Changes made:
Update sdc.tosca.version property from 1.5.2 to 1.6.3.

Issue-ID: CCSDK-1841
Change-Id: I9e00c37bca800cad7d552b6ea66f933404ec4cda
Signed-off-by: lalena.aria <lalena.aria@att.com>
diff --git a/standalone/pom.xml b/standalone/pom.xml
index a2db56c..c63dfbc 100755
--- a/standalone/pom.xml
+++ b/standalone/pom.xml
@@ -56,7 +56,7 @@
 
         <dmaap.listener.version>1.1.5</dmaap.listener.version>
         <sdc.client.version>1.4.0</sdc.client.version>
-        <sdc.tosca.version>1.5.1</sdc.tosca.version>
+        <sdc.tosca.version>1.6.3</sdc.tosca.version>
 
     </properties>