unlike = async options => {
  let { post_id, done } = options
  let {
    data: { success, mssg },
  } = await post('/api/unlike-post', { post_id })
  success ? done() : Notify({ value: mssg })
}
Unlikes a post
@param {Object} options
@param {Number} options.post_id
@param {Function} options.done