Bump packaging from 19.2 to 20.8 in /common

[dependabot-preview]

Bumps packaging from 19.2 to 20.8.

Release notes

Sourced from packaging's releases.

Release 20.8

• Revert back to setuptools for compatibility purposes for some Linux distros (:issue:363)
• Do not insert an underscore in wheel tags when the interpreter version number is more than 2 digits (:issue:372)

20.7

No release notes provided.

20.6

No release notes provided.

20.5

No release notes provided.

20.4

No release notes provided.

20.3

No release notes provided.

20.2

No release notes provided.

20.1

• Fix a bug caused by reuse of an exhausted iterator. (#257)

20.0

• Add type hints (:issue:191)

• Add proper trove classifiers for PyPy support (:issue:198)

• Scale back depending on ctypes for manylinux support detection (:issue:171)

• Use sys.implementation.name where appropriate for packaging.tags (:issue:193)

• Expand upon the API provded by packaging.tags: interpreter_name(), mac_platforms(), compatible_tags(), cpython_tags(), generic_tags() (:issue:187)

• Officially support Python 3.8 (:issue:232)

• Add major, minor, and micro aliases to packaging.version.Version (:issue:226)

• Properly mark packaging has being fully typed by adding a py.typed file (:issue:226)

Changelog

Sourced from packaging's changelog.

20.8 - 2020-12-11

• Revert back to setuptools for compatibility purposes for some Linux distros (363)
• Do not insert an underscore in wheel tags when the interpreter version number is more than 2 digits (372)

20.7 - 2020-11-28

No unreleased changes.

20.6 - 2020-11-28

This release was subsequently yanked, and these changes were included in 20.7.

• Fix flit configuration, to include LICENSE files (357)
• Make intel a recognized CPU architecture for the universal macOS platform tag (361)
• Add some missing type hints to packaging.requirements (issue:350)

20.5 - 2020-11-27

• Officially support Python 3.9 (343)
• Deprecate the LegacyVersion and LegacySpecifier classes (321)
• Handle OSError on non-dynamic executables when attempting to resolve the glibc version string.

20.4 - 2020-05-19

• Canonicalize version before comparing specifiers. (282)
• Change type hint for canonicalize_name to return packaging.utils.NormalizedName. This enables the use of static typing tools (like mypy) to detect mixing of normalized and un-normalized names.

20.3 - 2020-03-05

• Fix changelog for 20.2.

20.2 - 2020-03-05

• Fix a bug that caused a 32-bit OS that runs on a 64-bit ARM CPU (e.g. ARM-v8, aarch64), to report the wrong bitness.

20.1 - 2020-01-24

Commits

• d93c6ee Bump for release
• 1534da5 Update noxfile.py for going back to setuptools
• b299c3d Add a changelog entry for reverting underscores in wheel tags
• 611982b Don't put an underscore in the version portion of Python 3.10 compatibility t...
• 4b9b3f8 Remove unused test fixture (#373)
• 7e47a46 Fill in some missing changelog entries (#370)
• d1ade53 Changelog entry for going back to setuptools
• 14ad352 move back to setuptools (#367)
• a6407e3 Annotate the public interface (#350)
• fc86d7e Upload to git before uploading to PyPI (#359)
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #324.