DOC: minor casing issue

plio/signals.py

@@ -35,7 +35,7 @@ def delete_linked_image_on_question_deletion(sender, instance, **kwargs):
     # since we are using soft deletion, the `post_delete` signal is never called
     # also, the way deletion works under the hood when using soft delete is that it
     # just sets the `deleted` attribute and updates the instance. so, by default,
-    # the deleted attribute is None. When we execute soft_delete, that attribute gets set
+    # the deleted attribute is None. when we execute soft_delete, that attribute gets set
     if instance.deleted is not None and instance.image is not None:
         # if any image is linked to the question instance,
         # (soft) delete that image as well