fix/6.7 deprecation

[Arukuen]

fixes #3336

[github-actions[bot]]

🤖 Pull request artifacts

file	commit
pr3363-stackable-3363-merge.zip	3048918b9592d0fca0678d5a4763229438cb065c

[github-actions[bot]]

Try this Pull Request in the WordPress playground: https://playground.wordpress.net/?mode=seamless#{"landingPage":"/wp-admin/post-new.php?post_type=page","preferredVersions":{"php":"latest","wp":"latest"},"steps":[{"step":"login","username":"admin","password":"password"},{"step":"installPlugin","pluginZipFile":{"resource":"url","url":"https://raw.githubusercontent.com/gambitph/Stackable/artifacts/pr3363-stackable-3363-merge.zip"}}]}

[andeng1106]

@Arukuen Remaining issues:

• [ ] This error is still visible: wp.editPost.PluginSidebar is deprecated since version 6.6. Please use wp.editor.PluginSidebar instead.
  • Visible on WP Versions: 6.7... [ongoing testing]

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• [x] The fixes caused an editor error to show. See editor and console.
  • Issue happens on WP 6.3 & WP 6.4

https://github.com/user-attachments/assets/12886470-2e42-41e7-bfe1-4f16211e166d

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