Merge commit '17fa4c7ca' into anoa/dinsic_release_1_21_x

* commit '17fa4c7ca':
  Catch up after Federation Outage (split, 2): Track last successful stream ordering after transmission (#8247)
  Catch-up after Federation Outage (split, 1) (#8230)
  Fix type signature in simple_select_one_onecol and friends (#8241)
  Stop sub-classing object (#8249)

1 files changed, 1 insertions, 1 deletions

diff --git a/synapse/http/server.py b/synapse/http/server.py

index 8d791bd2ca..996a31a9ec 100644
--- a/synapse/http/server.py
+++ b/synapse/http/server.py
@@ -174,7 +174,7 @@ def wrap_async_request_handler(h):
     return preserve_fn(wrapped_async_request_handler)
 
 
-class HttpServer(object):
+class HttpServer:
     """ Interface for registering callbacks on a HTTP server
     """