Revert "Reduce device lists replication traffic." (#17360)

Reverts element-hq/synapse#17333

It looks like master was still sending out replication RDATA with the
old format... somehow

1 files changed, 0 insertions, 8 deletions

diff --git a/tests/storage/test_devices.py b/tests/storage/test_devices.py

index ba01b038ab..7f975d04ff 100644
--- a/tests/storage/test_devices.py
+++ b/tests/storage/test_devices.py
@@ -36,14 +36,6 @@ class DeviceStoreTestCase(HomeserverTestCase):
     def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
         self.store = hs.get_datastores().main
 
-    def default_config(self) -> JsonDict:
-        config = super().default_config()
-
-        # We 'enable' federation otherwise `get_device_updates_by_remote` will
-        # throw an exception.
-        config["federation_sender_instances"] = ["master"]
-        return config
-
     def add_device_change(self, user_id: str, device_ids: List[str], host: str) -> None:
         """Add a device list change for the given device to
         `device_lists_outbound_pokes` table.