Remove unnecessary parentheses around tuples returned from methods (#10889)

changelog.d/10889.misc

synapse/config/server.py

synapse/federation/sender/per_destination_queue.py

synapse/handlers/federation.py

synapse/handlers/message.py

synapse/handlers/receipts.py

synapse/handlers/room.py

synapse/handlers/room_summary.py

synapse/handlers/typing.py

synapse/http/matrixfederationclient.py

synapse/rest/admin/rooms.py

synapse/rest/client/devices.py

synapse/rest/client/password_policy.py

synapse/storage/databases/main/account_data.py

synapse/storage/databases/main/deviceinbox.py

synapse/storage/databases/main/events_worker.py

synapse/storage/databases/main/state_deltas.py

synapse/storage/databases/main/stream.py

synapse/streams/config.py

synapse/types.py