Don't expose RetentionPolicy.CLASS annotations

Update ASM based metadata readers so that only RetentionPolicy.RUNTIME
annotations are exposed. This aligned behavior with the reflection based
implementation.

Closes gh-22886

spring-core/src/test/java/org/springframework/core/type/AnnotationTypeFilterTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2019 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.
@@ -17,6 +17,8 @@
 package org.springframework.core.type;
 
 import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 
 import org.junit.Test;
 
@@ -108,6 +110,7 @@ public class AnnotationTypeFilterTests {
 	// and interfering with ClassloadingAssertions.assertClassNotLoaded()
 
 	@Inherited
+	@Retention(RetentionPolicy.RUNTIME)
 	private @interface InheritedAnnotation {
 	}
 
@@ -132,6 +135,7 @@ public class AnnotationTypeFilterTests {
 	}
 
 
+	@Retention(RetentionPolicy.RUNTIME)
 	private @interface NonInheritedAnnotation {
 	}