Prevent tool configurations from being resolved outside project

When exposed they can create ambiguities when downstream projects try to automatically choose a configuration based on its attributes.

Author: JakeWharton

plugin-gradle/src/main/java/com/diffplug/gradle/spotless/GradleProvisioner.java

@@ -118,6 +118,7 @@ private static Provisioner forConfigurationContainer(Project project, Configurat
 						.forEach(config.getDependencies()::add);
 				config.setDescription(mavenCoords.toString());
 				config.setTransitive(withTransitives);
+				config.setCanBeConsumed(false);
 				config.attributes(attr -> {
 					attr.attribute(Bundling.BUNDLING_ATTRIBUTE, project.getObjects().named(Bundling.class, Bundling.EXTERNAL));
 				});