Set retain_repo_versions: 1 to validated repository (#2461)

* set retain_repo_versions: 1 to validated repo

(cherry picked from commit 1d97bc4)

Author: jerabekjiri

galaxy_ng/app/migrations/0056_set_retain_repo_versions_to_validated_repo.py

@@ -0,0 +1,26 @@
+from django.db import migrations
+
+
+def set_retain_repo_versions_to_validated_repo(apps, schema_editor):
+    AnsibleRepository = apps.get_model('ansible', 'AnsibleRepository')
+
+    db_alias = schema_editor.connection.alias
+
+    validated_repo = AnsibleRepository.objects.using(db_alias).filter(name="validated").first()
+    if validated_repo and validated_repo.retain_repo_versions is None:
+        validated_repo.retain_repo_versions = 1
+        validated_repo.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("galaxy", "0055_remove_organization_users_remove_team_users"),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            code=set_retain_repo_versions_to_validated_repo,
+            reverse_code=migrations.RunPython.noop
+        ),
+    ]