message: fix channel types
diff: @@ -2,8 +2,6 @@ import { Raw_Overwrite, Overwrite } from './guild.ts'
  import { Embed } from './message.ts'
  export interface Base_Channel_Create {
  - /** The id of this channel */
  - id: string
  /** The type of the channel */
  type: Channel_Type
  /** The id of the guild */
  @@ -31,6 +29,8 @@ export interface Base_Channel_Create {
  }
  export interface Channel_Create_Payload extends Base_Channel_Create {
  + /** The id of this channel */
  + id: string
  /** Explicit permission overwrites for members and roles */
  permission_overwrites?: Raw_Overwrite[]
  }
  