Fixed #24037 -- Prevented data loss possibility when changing Meta.managed.

The migrations autodetector now issues AlterModelOptions operations for
Meta.managed changes instead of DeleteModel + CreateModel.

Thanks iambibhas for the report and Simon and Markus for review.

django/db/migrations/operations/models.py

@@ -431,6 +431,7 @@ class AlterModelOptions(Operation):
     # Model options we want to compare and preserve in an AlterModelOptions op
     ALTER_OPTION_KEYS = [
         "get_latest_by",
+        "managed",
         "ordering",
         "permissions",
         "default_permissions",