CI: update Github Actions

[hagenw]

Update Github Actions to the same versions we use for other packages.

Summary by Sourcery

CI:

• Update GitHub Actions versions across multiple workflows to align with other packages.

[sourcery-ai]

Reviewer's Guide by Sourcery

This PR updates several GitHub Actions to their latest versions across all workflow files. The changes are straightforward version bumps for various actions used in CI/CD pipelines.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Update core GitHub Actions to latest versions	Upgrade actions/checkout from v3 to v4 Upgrade actions/setup-python from v4 to v5 Upgrade actions/cache from v3 to v4	.github/workflows/publish.yml .github/workflows/test.yml .github/workflows/doc.yml .github/workflows/linter.yml
Update deployment and reporting actions to latest versions	Upgrade peaceiris/actions-gh-pages from v3 to v4 Upgrade softprops/action-gh-release from v1 to v2 Upgrade codecov/codecov-action from v3 to v4	.github/workflows/publish.yml .github/workflows/test.yml

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[sourcery-ai]

Hey @hagenw - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.0%. Comparing base (d7a8e55) to head (e5c82d2).

Additional details and impacted files