Upgrade deps to milestones; prepare for release

* Update to the latest available third-party dependencies

build.gradle

@@ -48,7 +48,7 @@ ext {
 	assertjVersion = '3.26.3'
 	assertkVersion = '0.28.1'
 	awaitilityVersion = '4.2.2'
-	commonsCompressVersion = '1.26.2'
+	commonsCompressVersion = '1.27.1'
 	commonsHttpClientVersion = '5.3.1'
 	commonsPoolVersion = '2.12.0'
 	hamcrestVersion = '2.2'
@@ -58,21 +58,21 @@ ext {
 	junit4Version = '4.13.2'
 	junitJupiterVersion = '5.11.0'
 	kotlinCoroutinesVersion = '1.8.1'
-	log4jVersion = '2.23.1'
+	log4jVersion = '2.24.0'
 	logbackVersion = '1.5.8'
 	lz4Version = '1.8.0'
 	micrometerDocsVersion = '1.0.4'
-	micrometerVersion = '1.14.0-SNAPSHOT'
-	micrometerTracingVersion = '1.4.0-SNAPSHOT'
-	mockitoVersion = '5.12.0'
+	micrometerVersion = '1.14.0-M3'
+	micrometerTracingVersion = '1.4.0-M3'
+	mockitoVersion = '5.13.0'
 	rabbitmqStreamVersion = '0.15.0'
 	rabbitmqVersion = '5.21.0'
-	reactorVersion = '2024.0.0-SNAPSHOT'
+	reactorVersion = '2024.0.0-M6'
 	snappyVersion = '1.1.10.7'
 	springDataVersion = '2024.0.4'
 	springRetryVersion = '2.0.9'
-	springVersion = '6.2.0-SNAPSHOT'
-	testcontainersVersion = '1.19.8'
+	springVersion = '6.2.0-RC1'
+	testcontainersVersion = '1.20.1'
 	zstdJniVersion = '1.5.6-5'
 
 	javaProjects = subprojects - project(':spring-amqp-bom')