bump kafka version to 3.3.1

Signed-off-by: oops-oom <734819342@qq.com>

Author: xAI-Infra

content/en/docs/best-practices/interact-with-dapr-output-binding.md

@@ -40,7 +40,7 @@ The following diagram illustrates the relationship between these functions.
      namespace: default
    spec:
      kafka:
-       version: 3.1.0
+       version: 3.3.1
        replicas: 1
        listeners:
          - name: plain

content/en/docs/best-practices/logs-handler-function.md

@@ -38,7 +38,7 @@ This document uses an asynchronous function to analyze the log stream in Kafka t
      namespace: default
    spec:
      kafka:
-       version: 3.1.0
+       version: 3.3.1
        replicas: 1
        listeners:
          - name: plain

content/en/docs/concepts/Events/event-source.md

@@ -63,7 +63,7 @@ sink   Skipped      Running                  serving-4x5wh   https://openfunctio
      namespace: default
    spec:
      kafka:
-       version: 3.1.0
+       version: 3.3.1
        replicas: 1
        listeners:
          - name: plain