feat: add indexes in register and login flows for cleanup jobs

Author: abador

persistence/sql/migrations/sql/202511031143000000000_create_selfservice_login_flows_expires_at_index.down.sql

@@ -0,0 +1 @@
+DROP INDEX `selfservice_login_flows_expires_at_idx` ON `selfservice_login_flows`;

persistence/sql/migrations/sql/202511031143000000000_create_selfservice_login_flows_expires_at_index.up.sql

@@ -0,0 +1,2 @@
+CREATE INDEX selfservice_login_flows_expires_at_idx
+  ON selfservice_login_flows (expires_at);

persistence/sql/migrations/sql/202511031143000000001_create_selfservice_registration_flows_expires_at_index.down.sql

@@ -0,0 +1 @@
+DROP INDEX `selfservice_registration_flows_expires_at_idx` ON `selfservice_registration_flows`;

persistence/sql/migrations/sql/202511031143000000001_create_selfservice_registration_flows_expires_at_index.up.sql.sql

@@ -0,0 +1,2 @@
+CREATE INDEX selfservice_registration_flows_expires_at_idx
+  ON selfservice_registration_flows (expires_at);