style: 修改日志级别，将warning改为info

调整跨域处理提示的日志级别，不影响功能

src/views/components/element/FrameElement/BaseFrameElement.vue

@@ -356,7 +356,7 @@ const handleIframeLoad = async (event: Event) => {
         slidesStore.updateElement({ id: info.id, props: { isDone: true } })
       }
       else {
-        // message.warning('type=73 跨域，尝试抓取 HTML 做 srcdoc')
+        message.info('type=73 跨域，尝试抓取 HTML 做 srcdoc')
         console.log('type=73 跨域，尝试抓取 HTML 做 srcdoc')
         let html: string | null = null
         try {
@@ -380,7 +380,7 @@ const handleIframeLoad = async (event: Event) => {
         }
 
         if (html) {
-          // message.warning('type=73 抓取成功，切换为 srcdoc' + html)
+          message.info('type=73 抓取成功，切换为 srcdoc' + html)
           console.log('type=73 抓取成功，切换为 srcdoc')
           // 更新 slidesStore：设 isHTML、url=html、curl=原始链接、isDone=true
           // 触发 watch url → iframeKey++ → iframe 重建为 srcdoc 模式