Resolve #1491 Disable background jobs in the migration project in the template.

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.DbMigrator/MyProjectNameDbMigratorModule.cs

@@ -1,5 +1,6 @@
 using MyCompanyName.MyProjectName.EntityFrameworkCore;
 using Volo.Abp.Autofac;
+using Volo.Abp.BackgroundJobs;
 using Volo.Abp.Modularity;
 
 namespace MyCompanyName.MyProjectName.DbMigrator
@@ -11,6 +12,9 @@ namespace MyCompanyName.MyProjectName.DbMigrator
         )]
     public class MyProjectNameDbMigratorModule : AbpModule
     {
-        
+        public override void ConfigureServices(ServiceConfigurationContext context)
+        {
+            Configure<BackgroundJobOptions>(options => options.IsJobExecutionEnabled = false);
+        }
     }
 }