undo renaming

mmp/a4/dataset.py

@@ -120,7 +120,7 @@ def get_dataloader(
     return dataloader
 
 
-def calculate_coverage(loader, min_iou):
+def calculate_max_coverage(loader, min_iou):
     """
     @param loader: DataLoader object.
     @param min_iou: Minimum IoU overlap to count a ground truth box as covered.