To clean up your search presence, use the `noindex` tag to tell Google to drop...

https://www.apollotechnical.com/how-to-remove-your-own-site-from-google-search-results/

To clean up your search presence, use the `noindex` tag to tell Google to drop a page from its results while keeping the content live for users. If you need a page gone immediately, use the Google Search Console Removals tool