* [Fix] Mermaid graph on voice docs
Mermaid arrows' messages were treated as markdown lists, making the renderer fail both in GitHub and HomeAssistant's webpage. Adding `\` before the dots prevents this from happening and removes the error "Unsupported markdown: list", displaying the useful documentation instead.
* Update docs/voice/overview.md
Co-authored-by: Abílio Costa <abmantis@users.noreply.github.com>
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Co-authored-by: Abílio Costa <abmantis@users.noreply.github.com>
