Make nested ckass public

So that it is fully introspectable with BeanInfo (Java Beans).
Prevents a WARN log on startup about ambiguous write methods.

spring-cloud-context/src/main/java/org/springframework/cloud/context/scope/GenericScope.java

@@ -431,7 +431,7 @@ public class GenericScope implements Scope, BeanFactoryPostProcessor,
 	}
 
 	@SuppressWarnings("serial")
-	protected class LockedScopedProxyFactoryBean extends ScopedProxyFactoryBean
+	public class LockedScopedProxyFactoryBean extends ScopedProxyFactoryBean
 			implements MethodInterceptor {
 
 		private String targetBeanName;