Add API types for status and related objects (#29792)

app/javascript/mastodon/models/status.ts

@@ -1,4 +1,4 @@
-export type StatusVisibility = 'public' | 'unlisted' | 'private' | 'direct';
+export type { StatusVisibility } from 'mastodon/api_types/statuses';
 
 // Temporary until we type it correctly
 export type Status = Immutable.Map<string, unknown>;