fix(deps): update spring kafka to v3.3.4

Author: renovate[bot]

kafka-sample/spring/pom.xml

@@ -12,7 +12,7 @@
         <maven.compiler.source>21</maven.compiler.source>
         <maven.compiler.target>21</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spring.kafka.version>3.3.2</spring.kafka.version>
+        <spring.kafka.version>3.3.4</spring.kafka.version>
     </properties>
 
     <dependencies>