Run clippy fix

src/bin/import_calendar.rs

@@ -74,18 +74,16 @@ async fn main() -> Result<()> {
         let mut dao_instance = SqliteCalendarEventDao::new();
 
         // Check if event exists
-        if args.skip_existing {
-            if let Ok(exists) = dao_instance.event_exists(
+        if args.skip_existing
+            && let Ok(exists) = dao_instance.event_exists(
                 &context,
                 event.event_uid.as_deref().unwrap_or(""),
                 event.start_time,
-            ) {
-                if exists {
+            )
+                && exists {
                     *skipped_count.lock().unwrap() += 1;
                     continue;
                 }
-            }
-        }
 
         // Generate embedding if requested (blocking call)
         let embedding = if let Some(ref ollama_client) = ollama {