Mention WebProperties in deprecation of ResourceProperties

Closes gh-28762

Author: wilkinsona

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/ResourceProperties.java

@@ -32,7 +32,8 @@
  * @author Kristine Jetzke
  * @since 1.1.0
  * @deprecated since 2.4.0 for removal in 2.6.0 in favor of
- * {@link WebProperties.Resources}
+ * {@link WebProperties.Resources} accessed through {@link WebProperties} and
+ * {@link WebProperties#getResources() getResources()}
  */
 @Deprecated
 @ConfigurationProperties(prefix = "spring.resources", ignoreUnknownFields = false)