docs: fix outdated comment on rebuild debounce behaviour

Jacky Zhao

2024-01-31 355aa2231879468bf9b08d1322710619c8d1fdb1

 docs/features/breadcrumbs.md

@@ -20,6 +20,7 @@
  rootName: "Home", // name of first/root element
  resolveFrontmatterTitle: true, // whether to resolve folder names through frontmatter titles
  hideOnRoot: true, // whether to hide breadcrumbs on root `index.md` page
  showCurrentPage: true, // whether to display the current page in the breadcrumbs
})
```