Fix Spring Integration Link in Doc

Author: garyrussell

spring-kafka-docs/src/main/asciidoc/index.adoc

@@ -67,8 +67,7 @@ In addition to this reference documentation, we recommend a number of other reso
 - https://kafka.apache.org/[Apache Kafka Project Home Page]
 - https://projects.spring.io/spring-kafka/[Spring for Apache Kafka Home Page]
 - https://github.com/spring-projects/spring-kafka[Spring for Apache Kafka GitHub Repository]
-- https://github.com/spring-projects/spring-integration-kafka[Spring Integration Kafka Extension GitHub Repository]
-
+- https://github.com/spring-projects/spring-integration[Spring Integration GitHub Repository (Apache Kafka Module)]
 
 [appendix]
 include::appendix.adoc[]