[MM-20723] Add golint for plugin package to golangci (#13090)

plugin/scheduler/scheduler.go

@@ -41,9 +41,10 @@ func (scheduler *Scheduler) NextScheduleTime(cfg *model.Config, now time.Time, p
 func (scheduler *Scheduler) ScheduleJob(cfg *model.Config, pendingJobs bool, lastSuccessfulJob *model.Job) (*model.Job, *model.AppError) {
 	mlog.Debug("Scheduling Job", mlog.String("scheduler", scheduler.Name()))
 
-	if job, err := scheduler.App.Srv.Jobs.CreateJob(model.JOB_TYPE_PLUGINS, nil); err != nil {
+	job, err := scheduler.App.Srv.Jobs.CreateJob(model.JOB_TYPE_PLUGINS, nil)
+	if err != nil {
 		return nil, err
-	} else {
-		return job, nil
 	}
+
+	return job, nil
 }