Fix dead page url in filtering.adoc (#3648)

Author: pszymczyk

spring-kafka-docs/src/main/antora/modules/ROOT/pages/kafka/receiving-messages/filtering.adoc

@@ -4,7 +4,7 @@
 In certain scenarios, such as rebalancing, a message that has already been processed may be redelivered.
 The framework cannot know whether such a message has been processed or not.
 That is an application-level function.
-This is known as the https://www.enterpriseintegrationpatterns.com/patterns/messaging/IdempotentReceiver.html[Idempotent Receiver] pattern and Spring Integration provides an https://docs.spring.io/spring-integration/reference/html/#idempotent-receiver[implementation] of it.
+This is known as the https://www.enterpriseintegrationpatterns.com/patterns/messaging/IdempotentReceiver.html[Idempotent Receiver] pattern and Spring Integration provides an https://docs.spring.io/spring-integration/reference/handler-advice/idempotent-receiver.html[implementation] of it.
 
 The Spring for Apache Kafka project also provides some assistance by means of the `FilteringMessageListenerAdapter` class, which can wrap your `MessageListener`.
 This class takes an implementation of `RecordFilterStrategy` in which you implement the `filter` method to signal that a message is a duplicate and should be discarded.