Update moderation checklist

[coolbot100s]

• Add a new stage for r5.8 and r6.1
• Update r4 messages to mention content disclosures
• Add r6.3 message to rules stage
• Update showcase clarity message to mention r6.2

[modrinth-bot]

Note

This changelog has been merged into the changelog for #6955

Pull request changelog

App

Added

Changed

Deprecated

Removed

Fixed

Security

Website

Added

Changed

Deprecated

Removed

Fixed

Security

Hosting

Added

Changed

Deprecated

Removed

Fixed

Security

[mergify]

Tick the box to add this pull request to the merge queue (same as @mergifyio queue).

• Queue this pull request

[modrinth-bot]

Frontend previews

Last deployed commit is 24d022543e05b8d080159bef4ec8555c14a28724

Persistent

Environment	URL
staging	https://pr-7056-staging-frontend.modrinth.workers.dev
production	https://pr-7056-frontend.modrinth.workers.dev
storybook	https://pr-7056-storybook.modrinth.workers.dev

Latest commit

Environment	URL
staging	https://git-24d02254-staging-frontend.modrinth.workers.dev
production	https://git-24d02254-frontend.modrinth.workers.dev
storybook	https://git-24d02254-storybook.modrinth.workers.dev