[issue44504] Make docstring quotes consistent in Lib

[Yevhen Kuzmovych]

Change by Yevhen Kuzmovych <kuzmovich.goog at gmail.com>:


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title: Make docstring quotes consistent in Lib/_collections_abc.py -> Make docstring quotes consistent in Lib

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44504>
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