fix(dialog-box): fix issue #1242 (#1550)

Co-authored-by: RanierYu <whylost@aliyu.com>

packages/vue/src/dialog-box/__tests__/dialog-box.test.tsx

@@ -89,4 +89,6 @@ describe('PC Mode', () => {
   test.todo('drag-move 拖拽移动事件')
 
   test.todo('drag-end 拖拽结束事件')
+
+  test.todo('可拖拽的弹窗关闭时只触发关闭事件(close)，不应触发拖拽结束事件(drag-end)')
 })

packages/vue/src/dialog-box/src/pc.vue

@@ -42,6 +42,7 @@
             class="tiny-dialog-box__headerbtn"
             aria-label="Close"
             @click="handleClose('close', $event)"
+            @mousedown.stop
           >
             <icon-close class="tiny-svg-size tiny-dialog-box__close" />
           </button>