[docs] [issue34081] Sphinx duplicate label warning in docs

[Karthikeyan Singaravelan]

Change by Karthikeyan Singaravelan <tir.karthi at gmail.com>:


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keywords: +patch
pull_requests: +7780
stage:  -> patch review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue34081>
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