Update topic about enabling search engine visibility

[catplat]

Why

Closes #5315

Will eventually close #4748

What's changed

• Updated the Console steps for enabling Hide from search engines (console location for Hide from search engines has changed #5315)
  Still to come:
• Updates that reflect changes to how the feature works (Changes to restrict_robots #4748)

Where are changes

https://fixed.docs.upsun.com/environments/search-engine-visibility.html
https://docs.upsun.com/environments/search-engine-visibility.html

Updates are for:

• platform (sites/platform templates)
• upsun (sites/upsun templates)

[github-actions]

Your Upsun Fixed environment has successfully deployed. 🚀

See the changed pages:

Upsun Fixed docs

• https://5315-console-hide-lqtjo6i-ucq44jg6ofare.eu-5.platformsh.site/environments/search-engine-visibility.html

Upsun docs

• https://docs.upsun.com.5315-console-hide-lqtjo6i-ucq44jg6ofare.eu-5.platformsh.site/environments/search-engine-visibility.html