ci: keep release candidate in draft for tests before tag

[zimeg]

Changelog

N/A — no user-facing changes.

Summary

This pull request creates the release candidate PR as a draft so it can be manually marked ready for review when appropriate.

Preview

N/A

Testing

Verify the next release workflow run creates a draft PR instead of a ready-for-review PR.

Notes

N/A

Requirements

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 71.67%. Comparing base (c693443) to head (2ce7c08).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #567   +/-   ##
=======================================
  Coverage   71.66%   71.67%           
=======================================
  Files         226      226           
  Lines       19115    19115           
=======================================
+ Hits        13699    13700    +1     
- Misses       4209     4210    +1     
+ Partials     1207     1205    -2     

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[zimeg]

📸 Preview: #553!

[Copilot]

Pull request overview

This PR updates the GitHub Actions release workflow so that newly created release-candidate pull requests are opened as drafts, allowing maintainers to mark them “ready for review” manually when appropriate.

Changes:

• Add --draft to the gh pr create invocation used when creating a new release PR.

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[mwbrooks]

✅ Thanks for updating this! 🙇🏻 📂

[zimeg]

@mwbrooks Of course! Whatever we can do for best processes 💌 ✨