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, 2 insertions, 2 deletions

diff --git a/tests/test_state.py b/tests/test_state.py

index 56ba0fecf5..2d58467932 100644
--- a/tests/test_state.py
+++ b/tests/test_state.py
@@ -71,7 +71,7 @@ def create_event(
     return event
 
 
-class StateGroupStore(object):
+class StateGroupStore:
     def __init__(self):
         self._event_to_state_group = {}
         self._group_to_state = {}
@@ -129,7 +129,7 @@ class DictObj(dict):
         self.__dict__ = self
 
 
-class Graph(object):
+class Graph:
     def __init__(self, nodes, edges):
         events = {}
         clobbered = set(events.keys())