style: remove trailing whitespace to resolve pycodestyle CI failure

Author: MrButtCode

exceptions.py

@@ -4,7 +4,7 @@
 
 class QueuedSampleNotFoundException(Exception):
     """Raised when a queued sample cannot be found by the given ID."""
-    
+
     def __init__(self, message="Queued sample not found."):
         # By providing a default, all existing raise sites that call
         # this exception without arguments will still work, and new

tests/test_upload/test_controllers.py

@@ -188,7 +188,7 @@ def test_link_id_confirm_valid(self, mock_g, mock_sample, mock_queue, mock_redir
 
         # Mock g.user to have an 'id' attribute to satisfy the controller
         mock_g.user.id = 1
-        
+
         # Ensure the mocked database queries return an object owned by that user
         mock_queue.query.filter.return_value.first.return_value.user_id = mock_g.user.id
         mock_sample.query.filter.return_value.first.return_value.upload.user_id = mock_g.user.id