[release-2.0] fix: the flickering issue of tooltip (#783)

This is an automated cherry-pick of #782 /assign JohnNiang ```release-note 优化 Console 端状态提示的样式 ```
2 years ago · be1c500b2a
1 changed files with 4 additions and 0 deletions
--- a/src/App.vue
+++ b/src/App.vue
@ -63,4 +63,8 @@ body {
 .v-popper__popper {
  outline: none;
 }
+
+.v-popper--theme-tooltip {
+  pointer-events: none;
+}
 </style>