chore(tests): format cascade additions

tests/nip09_cascade_event_types.rs

@@ -587,7 +587,14 @@ async fn test_announcement_cascade_covers_fanout_fanin_graph() {
         .build(&keys)
         .expect("build sink status");
 
-    for event in [&top_a, &top_b, &top_c, &fanin_left, &fanin_right, &sink_status] {
+    for event in [
+        &top_a,
+        &top_b,
+        &top_c,
+        &fanin_left,
+        &fanin_right,
+        &sink_status,
+    ] {
         client
             .send_event(event.clone())
             .await

tests/nip09_multi_maintainer.rs

@@ -584,7 +584,12 @@ async fn test_shared_subgraph_survives_when_one_anchor_path_removed() {
         .build(client_a.keys())
         .expect("build unique descendant");
 
-    for event in [&top_shared, &top_unique_a, &shared_descendant, &unique_descendant] {
+    for event in [
+        &top_shared,
+        &top_unique_a,
+        &shared_descendant,
+        &unique_descendant,
+    ] {
         client_a
             .send_event(event.clone())
             .await