code: function evalBlacklist(notification) {
          return new Promise((resolve, reject) => {
              const ignoreCategories = forum.config.core.ignoreCategories || [];
  
              //if there's no blacklist, we can ignore the hit for getting the category
              if (ignoreCategories.length) {
                  if (ignoreCategories.some((elem) => elem.toString() === notification.categoryId.toString())) {
                      forum.emit('log', `Notification from category ${notification.categoryId} ignored`);
                      return reject('Ignoring notification');
                  }
              }
              return resolve(notification);
          });
      }
docs: Evaluate the blacklist.
  
  Determine if we want to process this notification or not based on config settings
  
  @private
  
  @param {*} notification Notification we are parsing
  @returns {Promise} Rejects with "Ignoring notification" if we do not process this. Resolves with the notification
  otherwise.