Delete common-practices-tools/gold-star-program.md

[marctjones]

Deleting gold star page per elizabeth

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📚 Documentation preview 📚: https://civicactions-handbook--1341.org.readthedocs.build/en/1341/

[github-actions]

Potential file deletion - missing nav update / redirect

• There appear to be deleted files in this pull request, but the mkdocs.yml nav or redirect.yml have not been modified.
• If pages were deleted, please edit mkdocs.yml to remove the page from the menu, edit redirect.yml to add redirects (if there is a new location). You may also need to remove links to the file in other pages.
• If not, feel free to ignore this message.