Convert simple_select_many_batch, simple_select_many_txn to tuples. (#16444)

changelog.d/16444.misc

synapse/storage/database.py

synapse/storage/databases/main/deviceinbox.py

synapse/storage/databases/main/devices.py

synapse/storage/databases/main/end_to_end_keys.py

synapse/storage/databases/main/event_federation.py

synapse/storage/databases/main/events.py

synapse/storage/databases/main/events_bg_updates.py

synapse/storage/databases/main/events_worker.py

synapse/storage/databases/main/keys.py

synapse/storage/databases/main/presence.py

synapse/storage/databases/main/push_rule.py

synapse/storage/databases/main/relations.py

synapse/storage/databases/main/room.py

synapse/storage/databases/main/roommember.py

synapse/storage/databases/main/state.py

synapse/storage/databases/main/stats.py

synapse/storage/databases/main/transactions.py

synapse/storage/databases/main/ui_auth.py

synapse/storage/databases/main/user_directory.py