Yes, it's been removed, apparently, you don't need it any more on Cloud. (I questioned that, as there's stuff on it I always find useful, but haven't heard anything back yet)
Maybe raise it with support? See if you have better luck than me?
I went the support route, here's the "resolution":
I checked further into this and it appears the product team has decided to restrict the access to this page from customers which will be the reason you're not able to see this anymore.
I apologise for the inconvenience this may cause but I was able to find a feature request asking for this functionality again which you can find below:
In line with our Feature Request Policy, please comment on this request with your specific use-case and watch it for hearing about updates in the development cycle. I also went ahead and linked to this ticket in a private comment to provide more visibility on the feature request.
Was just looking for this page in cloud and couldn't find it - Google sent me straight here to confirm I wasn't just missing something
FYI - the feature request linked above was closed as a duplicate of https://jira.atlassian.com/browse/JRACLOUD-63408
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