chore(deps-dev): update actions/setup-python action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-python	action	major	v5.6.0 -> v6.0.0

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Release Notes

actions/setup-python (actions/setup-python)

v6.0.0

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What's Changed

Breaking Changes

• Upgrade to node 24 by @​salmanmkc in #​1164

Make sure your runner is on version v2.327.1 or later to ensure compatibility with this release. See Release Notes

Enhancements:

• Add support for pip-version by @​priyagupta108 in #​1129
• Enhance reading from .python-version by @​krystof-k in #​787
• Add version parsing from Pipfile by @​aradkdj in #​1067

Bug fixes:

• Clarify pythonLocation behaviour for PyPy and GraalPy in environment variables by @​aparnajyothi-y in #​1183
• Change missing cache directory error to warning by @​aparnajyothi-y in #​1182
• Add Architecture-Specific PATH Management for Python with --user Flag on Windows by @​aparnajyothi-y in #​1122
• Include python version in PyPy python-version output by @​cdce8p in #​1110
• Update docs: clarification on pip authentication with setup-python by @​priya-kinthali in #​1156

Dependency updates:

• Upgrade idna from 2.9 to 3.7 in /tests/data by @​dependabot[bot] in #​843
• Upgrade form-data to fix critical vulnerabilities #​182 & #​183 by @​aparnajyothi-y in #​1163
• Upgrade setuptools to 78.1.1 to fix path traversal vulnerability in PackageIndex.download by @​aparnajyothi-y in #​1165
• Upgrade actions/checkout from 4 to 5 by @​dependabot[bot] in #​1181
• Upgrade @​actions/tool-cache from 2.0.1 to 2.0.2 by @​dependabot[bot] in #​1095

New Contributors

• @​krystof-k made their first contribution in #​787
• @​cdce8p made their first contribution in #​1110
• @​aradkdj made their first contribution in #​1067

Full Changelog: actions/setup-python@v5...v6.0.0

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