Correct DeadLetterPublishingRecoverer example to use KafkaOperations (#3911)

**Auto-cherry-pick to `3.3.x` & `3.2.x`**

Signed-off-by: Seonghyeon Cho <[email protected]>

Author: sh-cho

spring-kafka-docs/src/main/antora/modules/ROOT/pages/kafka/annotation-error-handling.adoc

@@ -702,7 +702,7 @@ Here is an example of configuring the publisher with `KafkaTemplate`+++s+++ that
 @Bean
 public DeadLetterPublishingRecoverer publisher(KafkaTemplate<?, ?> stringTemplate,
         KafkaTemplate<?, ?> bytesTemplate) {
-    Map<Class<?>, KafkaTemplate<?, ?>> templates = new LinkedHashMap<>();
+    Map<Class<?>, KafkaOperations<?, ?>> templates = new LinkedHashMap<>();
     templates.put(String.class, stringTemplate);
     templates.put(byte[].class, bytesTemplate);
     return new DeadLetterPublishingRecoverer(templates);