refactor: remove deprecations
BREAKING CHANGE: `ApplicationCommand#dmPermission` has been removed. Use `ApplicationCommand#contexts` instead.
BREAKING CHANGE: `ApplicationCommandData#dmPermission` has been removed. Use `ApplicationCommandData#contexts` instead.
BREAKING CHANGE: `ApplicationCommandData#setDMPermission` has been removed.
BREAKING CHANGE: `Message#setcon` has been removed. Use `Message#interactionMetadata` instead.