chore(python-deps): update dependency virtualenv to v21 in all dependant actions

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
virtualenv	==20.39.1 → ==21.1.0

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Release Notes

pypa/virtualenv (virtualenv)

v21.1.0

Compare Source

What's Changed

• add comprehensive type annotations across the entire codebase by @​rahuldevikar in #​3076

Full Changelog: pypa/virtualenv@21.0.0...21.1.0

v21.0.0

Compare Source

What's Changed

• ♻️ refactor(discovery): extract py_discovery as self-contained package by @​gaborbernat in #​3070
• 📝 docs(changelog): add removal entry for python-discovery extraction by @​gaborbernat in #​3074

Full Changelog: pypa/virtualenv@20.39.1...21.0.0

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (e5b3cb5) to head (ecf8797).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #880   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         4           
  Lines          233       233           
  Branches        32        32           
=========================================
  Hits           233       233           

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The merge-base changed after approval.

[github-actions]

Test Results (ubuntu)

path	passed	subtotal
tests/test_bump_version_in_files.py	5	5
tests/test_create_unique_testpypi_version.py	7	7
tests/test_find_unreleased_changelog_items.py	6	6
tests/test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run

[github-actions]

Test Results (macos)

path	passed	subtotal
tests/test_bump_version_in_files.py	5	5
tests/test_create_unique_testpypi_version.py	7	7
tests/test_find_unreleased_changelog_items.py	6	6
tests/test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run

[github-actions]

Test Results (windows)

path	passed	subtotal
tests\test_bump_version_in_files.py	5	5
tests\test_create_unique_testpypi_version.py	7	7
tests\test_find_unreleased_changelog_items.py	6	6
tests\test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run