Remove `synapse.types.Collection` (#9856)

changelog.d/9856.misc

synapse/config/oidc.py

synapse/events/spamcheck.py

synapse/federation/sender/__init__.py

synapse/handlers/appservice.py

synapse/handlers/device.py

synapse/handlers/presence.py

synapse/handlers/sso.py

synapse/handlers/sync.py

synapse/notifier.py

synapse/replication/tcp/protocol.py

synapse/state/__init__.py

synapse/state/v2.py

synapse/storage/_base.py

synapse/storage/database.py

synapse/storage/databases/main/devices.py

synapse/storage/databases/main/event_federation.py

synapse/storage/databases/main/events_worker.py

synapse/storage/databases/main/roommember.py

synapse/storage/databases/main/search.py