Upgrade to Gradle 8.5

* Fix `org.testcontainers` pattern for Dependabot
* Downgrade to `com.gradle.enterprise:3.15`
* Fix deprecation warning in the `KafkaDslKotlinTests.kt`

.github/dependabot.yml

@@ -30,7 +30,7 @@ updates:
           - "org.apache.derby"
           - "com.icegreen:greenmail"
           - "org.hibernate.orm*"
-          - "org.testcontainers"
+          - "org.testcontainers*"
           - "org.hsqldb:hsqldb"
           - "com.h2database:h2"
           - "org.postgresql:postgresql"

gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 distributionSha256Sum=3e1af3ae886920c3ac87f7a91f816c0c7c436f276a6eefdb3da152100fef72ae
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

settings.gradle

@@ -1,5 +1,5 @@
 plugins {
-	id 'com.gradle.enterprise' version '3.16.1'
+	id 'com.gradle.enterprise' version '3.15'
 	id 'io.spring.ge.conventions' version '0.0.14'
 }
 

spring-integration-kafka/src/test/kotlin/org/springframework/integration/kafka/dsl/kotlin/KafkaDslKotlinTests.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2022 the original author or authors.
+ * Copyright 2018-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -130,7 +130,7 @@ class KafkaDslKotlinTests {
 	fun testKafkaAdapters() {
 		this.sendToKafkaFlowInput.send(GenericMessage("foo", hashMapOf<String, Any>("foo" to "bar")))
 
-		assertThat(TestUtils.getPropertyValue(this.kafkaProducer1, "headerMapper")).isSameAs(this.mapper)
+		assertThat(TestUtils.getPropertyValue(this.kafkaProducer1, "headerMapper")).isSameInstanceAs(this.mapper)
 
 		for (i in 0..99) {
 			val receive = this.listeningFromKafkaResults1.receive(20000)