Format files with Ruff (#17643)

I thought ruff check would also format, but it doesn't.

This runs ruff format in CI and dev scripts. The first commit is just a
run of `ruff format .` in the root directory.

1 files changed, 3 insertions, 1 deletions

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

index 4e9adc0625..94b0fa9856 100644
--- a/tests/test_federation.py
+++ b/tests/test_federation.py
@@ -101,7 +101,9 @@ class MessageAcceptTests(unittest.HomeserverTestCase):
         ) -> List[EventBase]:
             return list(pdus)
 
-        self.client._check_sigs_and_hash_for_pulled_events_and_fetch = _check_sigs_and_hash_for_pulled_events_and_fetch  # type: ignore[assignment]
+        self.client._check_sigs_and_hash_for_pulled_events_and_fetch = (  # type: ignore[method-assign]
+            _check_sigs_and_hash_for_pulled_events_and_fetch  # type: ignore[assignment]
+        )
 
         # Send the join, it should return None (which is not an error)
         self.assertEqual(