feat: update to kafka 2.8.1, app version 1.1.3 (#211)

Contributes to: mhub/qp-planning#7129

Signed-off-by: Dave <davilane@uk.ibm.com>

Author: its-dave

pom.xml

@@ -6,10 +6,10 @@
 
   <groupId>kafka.vertx</groupId>
   <artifactId>demo</artifactId>
-  <version>1.0.0</version>
+  <version>1.1.3</version>
 
   <properties>
-    <kafka.version>2.8.0</kafka.version>
+    <kafka.version>2.8.1</kafka.version>
     <vertx.version>4.1.5</vertx.version>
     <logback.version>1.2.6</logback.version>
     <jackson-databind.version>2.11.2</jackson-databind.version>