fix(tree): fix e2e test

Author: shenjunjian

examples/sites/demos/pc/app/tree/filter-view.spec.ts

@@ -7,7 +7,7 @@ test('测试过滤视图', async ({ page }) => {
   const preview = page.locator('.pc-demo-container')
   const tree = preview.locator('.tiny-tree').nth(0)
   const btnPlain = preview.getByText('平铺视图 plain')
-  const btnHighlight = preview.getByRole('radio', { name: '高亮' })
+  const btnHighlight = preview.getByRole('radio', { name: '高亮' }).nth(0)
   const checkboxs = tree.locator('.tiny-tree__plain-node .tiny-checkbox')
   const highlightNodes = tree.locator('.tiny-tree__plain-node .tiny-hl-query-node')
   const input = preview.locator('.tiny-input input')