fix(page_status): fallback to page.public?

[tvdeyen]

What is this pull request for?

If the local variable published is defined and set to false (because it has not been published via the turbo stream action) we still need to display the actual publication state of the page.

Checklist

• I have followed Pull Request guidelines
• I have added a detailed description into each commit message

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.48%. Comparing base (5b7cea5) to head (dd3f733).
⚠️ Report is 11 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3641   +/-   ##
=======================================
  Coverage   97.48%   97.48%           
=======================================
  Files         314      314           
  Lines        8272     8272           
=======================================
  Hits         8064     8064           
  Misses        208      208           

☔ View full report in Codecov by Sentry.
📢 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.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[alchemycms-bot]

💚 All backports created successfully

Status	Branch	Result
✅	8.1-stable

Questions ?

Please refer to the Backport tool documentation and see the Github Action logs for details