fix: kafka-webview-ui/pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHETOMCATEMBED-8383920
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230373
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKLDAP-8398312
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-8399269
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-8399272
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-8399273
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-8399274
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORKSECURITY-8399278
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHEKAFKA-8384362
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230364
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230365
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230366
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230368
- https://snyk.io/vuln/SNYK-JAVA-ORGSPRINGFRAMEWORK-8230369

kafka-webview-ui/pom.xml

@@ -34,7 +34,7 @@
         <!-- Dependency versions -->
         <avro.version>1.11.1</avro.version>
         <bootstrap.version>4.0.0-beta</bootstrap.version>
-        <kafka.version>2.8.2</kafka.version>
+        <kafka.version>3.8.0</kafka.version>
         <protobuf.version>3.21.9</protobuf.version>
         <thymeleaf.version>3.0.15.RELEASE</thymeleaf.version>
         <guava.version>31.1-jre</guava.version>