message: refactor(devtools): remove unused type
diff: import { MessageBus, Events, Parameters } from 'protocol';
  -// Todo: check if this is used anywhere? If not decide whether or not to keep it.
  -export type Callback = (
  - message: any,
  - sender: chrome.runtime.MessageSender,
  - sendResponse: (response?: any) => void
  -) => void;
  -
  interface ChromeMessage<T, K extends keyof T> {
  topic: K;
  args: Parameters<T[K]>;
  