gh-101100: Fix sphinx warnings in `library/asyncio-eventloop.rst` (GH-111222)

gh-101100: Fix sphinx warnings in `library/asyncio-eventloop.rst` (GH-111222)

* gh-101100: Fix sphinx warnings in `library/asyncio-eventloop.rst`

* Update Doc/library/socket.rst

Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>
* Update asyncio-eventloop.rst

* Update socket.rst

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Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>