fix(数据大屏、仪表板): 修复桌面版从数据集测新建仪表板，数据集选项可能不准确问题

core/core-frontend/src/views/dashboard/index.vue

@@ -169,6 +169,7 @@ const initLocalCanvasData = () => {
   })
 }
 onMounted(async () => {
+  dvMainStore.setCurComponent({ component: null, index: null })
   snapshotStore.initSnapShot()
   if (window.location.hash.includes('#/dashboard')) {
     newWindowFromDiv.value = true

core/core-frontend/src/views/data-visualization/index.vue

@@ -356,6 +356,7 @@ const newWindowFromDiv = ref(false)
 let p = null
 const XpackLoaded = () => p(true)
 onMounted(async () => {
+  dvMainStore.setCurComponent({ component: null, index: null })
   snapshotStore.initSnapShot()
   if (window.location.hash.includes('#/dvCanvas')) {
     newWindowFromDiv.value = true