Fix outbox delete side effects

tests/factories.py

@@ -84,12 +84,13 @@ def build_move_activity(
 
 
 def build_note_object(
-    from_remote_actor: actor.RemoteActor,
+    from_remote_actor: actor.RemoteActor | models.Actor,
     outbox_public_id: str | None = None,
     content: str = "Hello",
     to: list[str] = None,
     cc: list[str] = None,
     tags: list[ap.RawObject] = None,
+    in_reply_to: str | None = None,
 ) -> ap.RawObject:
     published = now().replace(microsecond=0).isoformat().replace("+00:00", "Z")
     context = from_remote_actor.ap_id + "/ctx/" + uuid4().hex
@@ -108,8 +109,8 @@ def build_note_object(
         "url": from_remote_actor.ap_id + "/note/" + note_id,
         "tag": tags or [],
         "summary": None,
-        "inReplyTo": None,
         "sensitive": False,
+        "inReplyTo": in_reply_to,
     }