Update examples/documentation/src/main/java/com/alibaba/cloud/ai/examples/documentation/framework/tutorials/SkillExample.java

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: zlt2000

examples/documentation/src/main/java/com/alibaba/cloud/ai/examples/documentation/framework/tutorials/SkillExample.java

@@ -135,7 +135,7 @@ public static SkillsAgentHook autoReloadSkills(SkillRegistry registry) {
                 .autoReload(true) // 每次执行 Agent 前调用 registry.reload()
                 .build();
 
-        System.out.println("Hook configured with auto-reload: " + hook);
+        System.out.println("Hook configured with auto-reload: " + hook.getClass().getSimpleName());
         return hook;
     }