Update dependency packaging to v21 (!99) · Merge requests · Iron Bank Containers / Kubeflow / common / ambassador

This MR contains the following updates:

Package	Update	Change
packaging	major	`==20.4` -> `==21.3`

pypa/packaging

Full Changelog: https://github.com/pypa/packaging/compare/21.1...21.2

PEP 656: musllinux support (:issue:411)
Drop support for Python 2.7, Python 3.4 and Python 3.5.
Replace distutils usage with sysconfig (:issue:396)
Add support for zip files in parse_sdist_filename (:issue:429)
Use cached _hash attribute to short-circuit tag equality comparisons (:issue:417)
Specify the default value for the specifier argument to SpecifierSet (:issue:437)
Proper keyword-only "warn" argument in packaging.tags (:issue:403)
Correctly remove prerelease suffixes from ~= check (:issue:366)
Fix type hints for Version.post and Version.dev (:issue:393)
Use typing alias UnparsedVersion (:issue:398)
Improve type inference for packaging.specifiers.filter() (:issue:430)
Tighten the return type of canonicalize_version() (:issue:402)

Run isort over the code base (:issue:377)
Add support for the macosx_10_*_universal2 platform tags (:issue:379)
Introduce packaging.utils.parse_wheel_filename() and parse_sdist_filename() (:issue:387 and :issue:389)

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)