[Update] 修改perms迁移文件之间的依赖关系，添加迁移文件

apps/perms/migrations/0009_remoteapppermission_system_users.py

@@ -0,0 +1,31 @@
+# Generated by Django 2.1.7 on 2019-09-16 02:57
+
+from django.db import migrations, models
+
+
+def migrate_system_user_from_remote_app_to_remote_app_perms(apps, schema_editor):
+    remote_app_perms_model = apps.get_model("perms", "RemoteAppPermission")
+    db_alias = schema_editor.connection.alias
+    perms = remote_app_perms_model.objects.using(db_alias).all()
+    for perm in perms:
+        system_users_ids = perm.remote_apps.values_list('system_user', flat=True)
+        perm.system_users.set(system_users_ids)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assets', '0038_auto_20190911_1634'),
+        ('perms', '0008_auto_20190911_1907'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='remoteapppermission',
+            name='system_users',
+            field=models.ManyToManyField(related_name='granted_by_remote_app_permissions', to='assets.SystemUser', verbose_name='System user'),
+        ),
+        migrations.RunPython(
+            code=migrate_system_user_from_remote_app_to_remote_app_perms,
+        ),
+    ]