Bump org.apache.kafka:kafka-clients in /modules/kafka

Bumps org.apache.kafka:kafka-clients from 3.8.0 to 4.1.0.

---
updated-dependencies:
- dependency-name: org.apache.kafka:kafka-clients
  dependency-version: 4.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

modules/kafka/build.gradle

@@ -7,7 +7,7 @@ dependencies {
 
     testImplementation 'org.junit.jupiter:junit-jupiter:5.13.4'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.13.4'
-    testImplementation 'org.apache.kafka:kafka-clients:3.8.0'
+    testImplementation 'org.apache.kafka:kafka-clients:4.1.0'
     testImplementation 'org.assertj:assertj-core:3.27.4'
     testImplementation 'com.google.guava:guava:23.0'
     testImplementation 'org.awaitility:awaitility:4.3.0'