skip processing of outboxed events is the configuration is not known

[soccermax]

const _executeEventsAllTenants = async (tenantIds, runId) => {
    if (!events.length) {
      continue;
    }

    promises.concat(
      events.map(async (openEvent) => {
        const eventConfig = config.getEventConfig(openEvent.type, openEvent.subType);

        if(!eventConfig) {
          return;
        }