Multi binder Kafka with dynamic destinations

Adding a new sample that demonstrates how we can write an application
with multi binders (Kafka) and dynamic destinations using StreamBridge

multi-binder-samples/pom.xml

@@ -13,6 +13,7 @@
         <module>multi-binder-two-kafka-clusters</module>
         <module>kafka-multi-binder-jaas</module>
         <module>multi-binder-kafka-streams</module>
+        <module>multi-binder-dynamic-destinations</module>
     </modules>
 
 </project>