Bump org.apache.kafka:kafka_2.12 from 3.4.0 to 3.9.1

Bumps org.apache.kafka:kafka_2.12 from 3.4.0 to 3.9.1.

---
updated-dependencies:
- dependency-name: org.apache.kafka:kafka_2.12
  dependency-version: 3.9.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -234,7 +234,7 @@
     <dependency>
       <groupId>org.apache.kafka</groupId>
       <artifactId>kafka_2.12</artifactId>
-      <version>3.4.0</version>
+      <version>3.9.1</version>
       <scope>test</scope>
       <exclusions>
         <!-- jackson-module-scala_2.12 needs to be excluded, otherwise breaks everything -->