Add dedicated hint support for composable annotations

This commit adds a dedicated method for annotations that are used as
meta-annotation when the composed annotation does not require to be
visible at runtime.

Closes gh-28887

spring-core/src/test/java/org/springframework/aot/hint/support/RuntimeHintsUtilsTests.java

@@ -50,6 +50,15 @@ class RuntimeHintsUtilsTests {
 		assertThat(this.hints.proxies().jdkProxies()).isEmpty();
 	}
 
+	@Test
+	void registerComposableAnnotationType() {
+		RuntimeHintsUtils.registerComposableAnnotation(this.hints, SampleInvoker.class);
+		assertThat(this.hints.reflection().typeHints()).singleElement()
+				.satisfies(annotationHint(SampleInvoker.class));
+		assertThat(this.hints.proxies().jdkProxies()).singleElement()
+				.satisfies(annotationProxy(SampleInvoker.class));
+	}
+
 	@Test
 	void registerAnnotationTypeWithLocalUseOfAliasForRegistersProxy() {
 		RuntimeHintsUtils.registerAnnotation(this.hints, LocalMapping.class);