Fix Github Actions on macOS

[mjcarroll]

🦟 Bug fix

Fix macOS actions build

Summary

Same as gazebosim/sdformat#1271

Workaround to actions/setup-python#577

Checklist

• Signed all commits for DCO
• Added tests
• Updated documentation (as needed)
• Updated migration guide (as needed)
• Consider updating Python bindings (if the library has them)
• codecheck passed (See contributing)
• All tests passed (See test coverage)
• While waiting for a review on your PR, please help review another open pull request to support the maintainers

Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining Signed-off-by messages.

[codecov]

Codecov Report

Merging #524 (896d808) into gz-common5 (5f240a5) will not change coverage.
The diff coverage is n/a.

❗ Current head 896d808 differs from pull request most recent head 808d69b. Consider uploading reports for the commit 808d69b to get more accurate results

@@             Coverage Diff             @@
##           gz-common5     #524   +/-   ##
===========================================
  Coverage       83.65%   83.65%           
===========================================
  Files              90       90           
  Lines           10249    10249           
===========================================
  Hits             8574     8574           
  Misses           1675     1675