Update app.py

app.py

@@ -131,7 +131,7 @@ def stop_siren():
 
 def gen_frames():
     global last_alert_time, latest_object_counts, SITE_LOCATION_DETAILS
-    allowed_classes = {"person","bird"," "cat", "dog", "horse", "sheep", "cow", "elephant", "bear", "zebra","giraffe"}
+    allowed_classes = {"person","bird","cat", "dog", "horse", "sheep", "cow", "elephant", "bear", "zebra","giraffe"}
     last_telegram_time = 0
     last_object_counts = Counter()
     siren_playing = False