chore(kafka): Bump to 4.1.1 (#353)

Author: razvan

stacks/airflow/kafka.yaml

@@ -14,7 +14,7 @@ metadata:
   name: kafka
 spec:
   image:
-    productVersion: 4.1.0
+    productVersion: 4.1.1
   clusterConfig:
     tls:
       serverSecretClass: tls

stacks/data-lakehouse-iceberg-trino-spark/kafka.yaml

@@ -5,7 +5,7 @@ metadata:
   name: kafka
 spec:
   image:
-    productVersion: 3.9.1
+    productVersion: 4.1.1
   clusterConfig:
     authentication:
       - authenticationClass: kafka-client-tls

stacks/nifi-kafka-druid-superset-s3/kafka.yaml

@@ -5,7 +5,7 @@ metadata:
   name: kafka
 spec:
   image:
-    productVersion: 4.1.0
+    productVersion: 4.1.1
   clusterConfig:
     authentication:
       - authenticationClass: kafka-client-tls