Bump kafka2.version from 2.7.0 to 2.8.0

Bumps `kafka2.version` from 2.7.0 to 2.8.0.

Updates `kafka-clients` from 2.7.0 to 2.8.0

Updates `kafka-streams` from 2.7.0 to 2.8.0

Updates `kafka-streams-test-utils` from 2.7.0 to 2.8.0

Updates `kafka_2.12` from 2.7.0 to 2.8.0

Signed-off-by: dependabot[bot] <support@github.com>

bom/application/pom.xml

@@ -141,7 +141,7 @@
         <jboss-logging.version>3.4.1.Final</jboss-logging.version>
         <mutiny.version>0.15.0</mutiny.version>
         <mutiny-vertx.version>2.3.0</mutiny-vertx.version>
-        <kafka2.version>2.7.0</kafka2.version>
+        <kafka2.version>2.8.0</kafka2.version>
         <zookeeper.version>3.5.7</zookeeper.version>
         <!-- Scala is used by Kafka so we need to choose a compatible version -->
         <scala.version>2.12.13</scala.version>