Neilj/ensure get profileinfo available in client reader slaved store (#5213)

* expose SlavedProfileStore to ClientReaderSlavedStore

changelog.d/5200.bugfix

@@ -0,0 +1 @@
+Fix worker registration bug caused by ClientReaderSlavedStore being unable to see get_profileinfo.

synapse/app/client_reader.py

@@ -38,6 +38,7 @@ from synapse.replication.slave.storage.devices import SlavedDeviceStore
 from synapse.replication.slave.storage.directory import DirectoryStore
 from synapse.replication.slave.storage.events import SlavedEventStore
 from synapse.replication.slave.storage.keys import SlavedKeyStore
+from synapse.replication.slave.storage.profile import SlavedProfileStore
 from synapse.replication.slave.storage.push_rule import SlavedPushRuleStore
 from synapse.replication.slave.storage.receipts import SlavedReceiptsStore
 from synapse.replication.slave.storage.registration import SlavedRegistrationStore
@@ -81,6 +82,7 @@ class ClientReaderSlavedStore(
     SlavedApplicationServiceStore,
     SlavedRegistrationStore,
     SlavedTransactionStore,
+    SlavedProfileStore,
     SlavedClientIpStore,
     BaseSlavedStore,
 ):