deps: update dependency org.apache.kafka:connect-api to v4

Author: renovate-bot

pom.xml

@@ -22,7 +22,7 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <maven.compiler.target>1.8</maven.compiler.target>
 
-    <kafka.version>3.9.0</kafka.version>
+    <kafka.version>4.1.0</kafka.version>
   </properties>
 
   <dependencyManagement>