Outline marker does not move to correct item

[zqianem]

Describe the bug

When navigating the page with the outline, the outline marker does not move to the correct item when the target header is close to the end of the page but not the last item.

Reproduction

Visit https://vitepress.dev/reference/runtime-api and try to click on "$frontmatter" in the right-side outline.

Expected behavior

The outline marker moves next to "$frontmatter" instead of "$params".

System Info

A browser with a minimum size of 1280px x 974px (width x height)

Additional context

No response

Validations

• Check if you're on the latest VitePress version.
• Follow our Code of Conduct
• Read the docs.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.

[zqianem]

Possibly a duplicate of #3449