[docs] [issue18176] Builtins documentation refers to old version of UCD.

[Alexander Belopolsky]

Alexander Belopolsky added the comment:

This is a trivial change, but I would like someone to review this in case there is a better solution to keep this in sync with unicodedata.unidata_version.

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assignee:  -> docs at python
keywords: +needs review
nosy: +docs at python
stage:  -> commit review

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue18176>
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