继续：热点列表页数据加载逻辑优化

(cherry picked from commit 1fecf56dafa8a3f7c0e8e502ff565a91cf9f3765)

src/views/gui/CustomHotspotList.vue

@@ -45,6 +45,9 @@ export default {
       }, 300)
     }
   },
+  beforeDestroy() {
+    clearInterval(this.intervalId)
+  },
   methods: {
     openHot(hotspot) {
       // 停止自动导览