Remove etag and size from test event

Author: benjamingorman

tests/events/s3EventBridgeNotificationObjectDeletedEvent.json

@@ -16,8 +16,6 @@
     },
     "object": {
         "key": "IMG_m7fzo3.jpg",
-        "size": 184662,
-        "etag": "4e68adba0abe2dc8653dc3354e14c01d",
         "sequencer": "006408CAD69598B05E"
     },
     "request-id": "0BH729840619AG5K",
@@ -26,4 +24,4 @@
     "reason": "DeleteObject",
     "deletion-type": "Delete Marker Created"
   }
-}
+}