Mark a Topic as members-only

[Falco]

@AstonJ

topic to be viewable by members-only

PMs?

@AstonJ

We have a new section which is members only but where the bulk of topics would actually be good to have as public

@AstonJ

it’s just overall, they need to be private

@AstonJ

need to be checked before are made public

To me a group PM, and using the convert to topic tool, cover this.