George Kalpakas d100f1b187 build(aio): fix API docs breadcrumbs (#22446)
This also prevents some extra `<a>` elements inserted by the browser's
trying to fix the HTML structure, which also fixes the `.header-link`
added in ToC.

Fixes #22387
Closes #22437

PR Close #22446
2018-02-27 07:08:07 -08:00
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