Synapse 1.85.1 (2023-06-07)

Note: this release only fixes a bug that stopped some deployments from upgrading to v1.85.0. There is no need to upgrade to v1.85.1 if successfully running v1.85.0.

Bugfixes

• Fix bug in schema delta that broke upgrades for some deployments. Introduced in v1.85.0. (#15738, #15739)