This change was made because the advice was "out of date" and Google handles JavaScript fine.
Google has removed a whole section from its JavaScript SEO documentation because it was outdated and Google says loading content with JavaScript does not make it hard for Google Search.
Google updated its JavaScript SEO best practices document with a new section on how to set the canonial URL when using JavaScript. Google wrote, "The best way to set the canonical URL is to use HTML, ...
Google has updated its JavaScript SEO help document to add technical details on how to inject canonical link tags using JavaScript. Google added a new section titled ...
Google has updated its JavaScript SEO basics documentation to clarify how Google’s crawler handles noindex tags in pages that use JavaScript. In short, if “you do want the page indexed, don’t use a ...