Default message for uncategorized posts provide dead links

When trying to create a post in the Uncategorized category, I was presented with a message in the editor explaining that the uncategorized category was being phased out. In this message, it directs the user to and The problem is that both of these pages no longer exist, so I’m not quite sure where to go from here other than just trying to create a topic in Uncategorized as originally planned.

I wanted to include the original message below but since I am a new user and therefore limited to 4 links per post, I’ll just include this link to a Rentry paste of it.