Feature/7472 podstest unit test failing

[devlamconstructie]

Description

sets up the pod intended as a public pod in the testing class as public.

Related GitHub issue(s)

#7472

Testing instructions

run the unit tests vendor/bin/codecept run wpunit tests/codeception/wpunit/Pods/Shortcode/PodsTest.php:test_shortcode_pods -v

PR checklist

• [x ] I have tested my own code to confirm it works as I intended.
• [ x] My code follows the WordPress Coding Standards.
• [x ] My code follows the WordPress Inline Documentation Standards.
• My code includes automated tests for PHP and/or JS (if applicable).

[what-the-diff]

PR Summary

• New Key Addition in Pod Creation*
  A new key labeled 'public' has been introduced during the creation of pods in our initial setup stage. This key is meant to increase visibility by taking the value 1, so we can better trace the pod and its subsequent actions.