[issue44210] Make importlib.metadata._meta.PackageMetadata public

[Filipe Laíns]

New submission from Filipe Laíns <lains at riseup.net>:

This protocol is needed to write type hints, so it should be public.

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components: Installation
messages: 394150
nosy: FFY00, jaraco
priority: normal
severity: normal
status: open
title: Make importlib.metadata._meta.PackageMetadata public
type: enhancement
versions: Python 3.10, Python 3.11

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44210>
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