Align to Native Build Tools metadata repository default

Closes gh-39068

Author: mhalbritter

spring-boot-project/spring-boot-starters/spring-boot-starter-parent/build.gradle

@@ -269,9 +269,6 @@ publishing.publications.withType(MavenPublication) {
 									delegate.artifactId('native-maven-plugin')
 									configuration {
 										delegate.classesDirectory('${project.build.outputDirectory}')
-										metadataRepository {
-											delegate.enabled('true')
-										}
 										delegate.requiredVersion('22.3')
 									}
 									executions {
@@ -315,9 +312,6 @@ publishing.publications.withType(MavenPublication) {
 								delegate.artifactId('native-maven-plugin')
 								configuration {
 									delegate.classesDirectory('${project.build.outputDirectory}')
-									metadataRepository {
-										delegate.enabled('true')
-									}
 									delegate.requiredVersion('22.3')
 								}
 								executions {

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/NativeImagePluginAction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 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.
@@ -22,14 +22,12 @@
 
 import org.graalvm.buildtools.gradle.NativeImagePlugin;
 import org.graalvm.buildtools.gradle.dsl.GraalVMExtension;
-import org.graalvm.buildtools.gradle.dsl.GraalVMReachabilityMetadataRepositoryExtension;
 import org.gradle.api.Action;
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.artifacts.Configuration;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.java.archives.Manifest;
-import org.gradle.api.plugins.ExtensionAware;
 import org.gradle.api.plugins.JavaPlugin;
 import org.gradle.api.plugins.JavaPluginExtension;
 import org.gradle.api.tasks.SourceSetContainer;
@@ -60,7 +58,6 @@ public void execute(Project project) {
 			GraalVMExtension graalVmExtension = configureGraalVmExtension(project);
 			configureMainNativeBinaryClasspath(project, sourceSets, graalVmExtension);
 			configureTestNativeBinaryClasspath(sourceSets, graalVmExtension);
-			configureGraalVmReachabilityExtension(graalVmExtension);
 			copyReachabilityMetadataToBootJar(project);
 			configureBootBuildImageToProduceANativeImage(project);
 			configureJarManifestNativeAttribute(project);
@@ -99,12 +96,6 @@ private GraalVMExtension configureGraalVmExtension(Project project) {
 		return extension;
 	}
 
-	private void configureGraalVmReachabilityExtension(GraalVMExtension graalVmExtension) {
-		GraalVMReachabilityMetadataRepositoryExtension extension = ((ExtensionAware) graalVmExtension).getExtensions()
-			.getByType(GraalVMReachabilityMetadataRepositoryExtension.class);
-		extension.getEnabled().set(true);
-	}
-
 	private void copyReachabilityMetadataToBootJar(Project project) {
 		project.getTasks()
 			.named(SpringBootPlugin.BOOT_JAR_TASK_NAME, BootJar.class)