Fix bug: Sometimes, adding a new profile to a group causes an exception

[rogerdahl]

[2025-11-14 04:19:36 +0000] [25254] [ERROR] Exception in ASGI application
Traceback (most recent call last):
  File "/home/pasta/auth/webapp/util/dependency.py", line 90, in token_profile_row
    yield await dbi_.get_profile(token_.edi_id)
  File "/home/pasta/miniconda3/envs/auth/lib/python3.11/site-packages/fastapi/routing.py", line 110, in app
    response = await f(request)
               ^^^^^^^^^^^^^^^^
  File "/home/pasta/miniconda3/envs/auth/lib/python3.11/site-packages/fastapi/routing.py", line 390, in app
    raw_response = await run_endpoint_function(
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/pasta/miniconda3/envs/auth/lib/python3.11/site-packages/fastapi/routing.py", line 289, in run_endpoint_function
    return await dependant.call(**values)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/pasta/auth/webapp/ui/group.py", line 193, in post_group_member_add_remove
    group_row = await dbi.get_owned_group(token_profile_row, int(request_dict['group_id']))
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/pasta/auth/webapp/db/interface/group.py", line 109, in get_owned_group
    return result.scalar_one()
           ^^^^^^^^^^^^^^^^^^^
  File "/home/pasta/miniconda3/envs/auth/lib/python3.11/site-packages/sqlalchemy/engine/result.py", line 1469, in scalar_one
    return self._only_one_row(
           ^^^^^^^^^^^^^^^^^^^
  File "/home/pasta/miniconda3/envs/auth/lib/python3.11/site-packages/sqlalchemy/engine/result.py", line 760, in _only_one_row
    raise exc.NoResultFound(
sqlalchemy.exc.NoResultFound: No row was found when one was required