protected List<EventExecution> processTransientFailures(List<EventExecution> eventExecutions) {
        eventExecutions.forEach(executionService::removeEventExecution);
        return eventExecutions;
    }
Remove the event executions which failed temporarily.

@param eventExecutions The event executions which failed with a transient error.
@return The event executions which failed with a transient error.
core/src/main/java/com/netflix/conductor/core/events/DefaultEventProcessor.java