[docs] [issue32565] Document the version of adding opcodes

[Serhiy Storchaka]

Change by Serhiy Storchaka <storchaka+cpython at gmail.com>:


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resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed
versions: +Python 3.8

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue32565>
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