Fix missing import in federation_event handler. (matrix-org#13431)

clokep · azmeuk · commit ca13fb1977ee · 2022-08-08T17:59:14.000+02:00
matrix-org#13404 removed an import of `Optional` which was still needed due to matrix-org#13413 added more usages.
diff --git a/changelog.d/13431.misc b/changelog.d/13431.misc
@@ -0,0 +1 @@
+Refactor `_resolve_state_at_missing_prevs` to compute an `EventContext` instead.
diff --git a/synapse/handlers/federation_event.py b/synapse/handlers/federation_event.py
@@ -23,6 +23,7 @@
     Dict,
     Iterable,
     List,
+    Optional,
     Sequence,
     Set,
     Tuple,

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Refactor `_resolve_state_at_missing_prevs` to compute an `EventContext` instead.