style: cargo fmt drift

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/bin/test_daily_summary.rs

@@ -202,7 +202,11 @@ async fn main() -> Result<()> {
             let user_name = user_display_name();
             println!("\nMessage preview:");
             for (i, msg) in messages.iter().take(3).enumerate() {
-                let sender: &str = if msg.is_sent { &user_name } else { &msg.contact };
+                let sender: &str = if msg.is_sent {
+                    &user_name
+                } else {
+                    &msg.contact
+                };
                 let preview = msg.body.chars().take(60).collect::<String>();
                 println!("  {}. {}: {}...", i + 1, sender, preview);
             }