Upgrade to Micrometer 1.12.12 and Reactor 2023.0.12

Includes Netty 4.1.114, Jetty 12.0.15, Jetty Reactive HttpClient 4.0.8, RxJava 3.1.9, RSocket 1.1.4, Groovy 4.0.24, JRuby 9.4.9, Checkstyle 10.20.1

Closes gh-33877
Closes gh-33879

buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java

@@ -50,7 +50,7 @@ public class CheckstyleConventions {
 			project.getPlugins().apply(CheckstylePlugin.class);
 			project.getTasks().withType(Checkstyle.class).forEach(checkstyle -> checkstyle.getMaxHeapSize().set("1g"));
 			CheckstyleExtension checkstyle = project.getExtensions().getByType(CheckstyleExtension.class);
-			checkstyle.setToolVersion("10.18.1");
+			checkstyle.setToolVersion("10.20.1");
 			checkstyle.getConfigDirectory().set(project.getRootProject().file("src/checkstyle"));
 			String version = SpringJavaFormatPlugin.class.getPackage().getImplementationVersion();
 			DependencySet checkstyleDependencies = project.getConfigurations().getByName("checkstyle").getDependencies();

framework-platform/framework-platform.gradle

@@ -8,16 +8,16 @@ javaPlatform {
 
 dependencies {
 	api(platform("com.fasterxml.jackson:jackson-bom:2.15.4"))
-	api(platform("io.micrometer:micrometer-bom:1.12.11"))
-	api(platform("io.netty:netty-bom:4.1.113.Final"))
+	api(platform("io.micrometer:micrometer-bom:1.12.12"))
+	api(platform("io.netty:netty-bom:4.1.114.Final"))
 	api(platform("io.netty:netty5-bom:5.0.0.Alpha5"))
-	api(platform("io.projectreactor:reactor-bom:2023.0.11"))
-	api(platform("io.rsocket:rsocket-bom:1.1.3"))
-	api(platform("org.apache.groovy:groovy-bom:4.0.23"))
+	api(platform("io.projectreactor:reactor-bom:2023.0.12"))
+	api(platform("io.rsocket:rsocket-bom:1.1.4"))
+	api(platform("org.apache.groovy:groovy-bom:4.0.24"))
 	api(platform("org.apache.logging.log4j:log4j-bom:2.21.1"))
 	api(platform("org.assertj:assertj-bom:3.26.3"))
-	api(platform("org.eclipse.jetty:jetty-bom:12.0.13"))
-	api(platform("org.eclipse.jetty.ee10:jetty-ee10-bom:12.0.13"))
+	api(platform("org.eclipse.jetty:jetty-bom:12.0.15"))
+	api(platform("org.eclipse.jetty.ee10:jetty-ee10-bom:12.0.15"))
 	api(platform("org.jetbrains.kotlinx:kotlinx-coroutines-bom:1.7.3"))
 	api(platform("org.jetbrains.kotlinx:kotlinx-serialization-bom:1.6.3"))
 	api(platform("org.junit:junit-bom:5.10.5"))
@@ -54,7 +54,7 @@ dependencies {
 		api("io.r2dbc:r2dbc-h2:1.0.0.RELEASE")
 		api("io.r2dbc:r2dbc-spi-test:1.0.0.RELEASE")
 		api("io.r2dbc:r2dbc-spi:1.0.0.RELEASE")
-		api("io.reactivex.rxjava3:rxjava:3.1.8")
+		api("io.reactivex.rxjava3:rxjava:3.1.9")
 		api("io.smallrye.reactive:mutiny:1.10.0")
 		api("io.undertow:undertow-core:2.3.17.Final")
 		api("io.undertow:undertow-servlet:2.3.17.Final")
@@ -116,7 +116,7 @@ dependencies {
 		api("org.codehaus.jettison:jettison:1.5.4")
 		api("org.crac:crac:1.4.0")
 		api("org.dom4j:dom4j:2.1.4")
-		api("org.eclipse.jetty:jetty-reactive-httpclient:4.0.7")
+		api("org.eclipse.jetty:jetty-reactive-httpclient:4.0.8")
 		api("org.eclipse.persistence:org.eclipse.persistence.jpa:3.0.4")
 		api("org.eclipse:yasson:2.0.4")
 		api("org.ehcache:ehcache:3.10.8")
@@ -131,7 +131,7 @@ dependencies {
 		api("org.hibernate:hibernate-validator:7.0.5.Final")
 		api("org.hsqldb:hsqldb:2.7.2")
 		api("org.javamoney:moneta:1.4.4")
-		api("org.jruby:jruby:9.4.8.0")
+		api("org.jruby:jruby:9.4.9.0")
 		api("org.junit.support:testng-engine:1.0.5")
 		api("org.mozilla:rhino:1.7.15")
 		api("org.ogce:xpp3:1.1.6")