`Detections().tolist()` explicit argument fix (#5907)

models/common.py

@@ -608,7 +608,7 @@ class Detections:
 
     def tolist(self):
         # return a list of Detections objects, i.e. 'for result in results.tolist():'
-        x = [Detections([self.imgs[i]], [self.pred[i]], self.names, self.s) for i in range(self.n)]
+        x = [Detections([self.imgs[i]], [self.pred[i]], names=self.names, shape=self.s) for i in range(self.n)]
         for d in x:
             for k in ['imgs', 'pred', 'xyxy', 'xyxyn', 'xywh', 'xywhn']:
                 setattr(d, k, getattr(d, k)[0])  # pop out of list