Update workflow versions

[NicolaCourtier]

Description

Update each workflow action to the latest release.

Fixes "could not verify signature" error during coverage report upload.

Type of change

Please add a line in the relevant section of CHANGELOG.md to document the change (include PR #).

Important checks:

Please confirm the following before marking the PR as ready for review:

• No style issues: $ pre-commit run or $ nox -s pre-commit (see CONTRIBUTING.md for how to set this up to run automatically when committing locally, in just two lines of code)
• All tests pass: nox -s tests
• The documentation builds: nox -s doctest
• Code is commented for hard-to-understand areas
• Tests added that prove fix is effective or that feature works

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.12%. Comparing base (4628a65) to head (614dcc6).
⚠️ Report is 62 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #958      +/-   ##
===========================================
+ Coverage    89.41%   92.12%   +2.70%     
===========================================
  Files           63       74      +11     
  Lines         4857     5792     +935     
===========================================
+ Hits          4343     5336     +993     
+ Misses         514      456      -58     

☔ View full report in Codecov by Harness.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[NicolaCourtier]

Some integration tests are currently failing for unrelated reasons, so we can merge this without them passing.

[agriyakhetarpal]

Thanks @NicolaCourtier!