text: Title: Internal Server Error   relationship field
  Body: ### Checklist
  
  - [X] The bug is reproducible against the latest release or `master`.
  - [X] There are no similar issues or pull requests to fix it yet.
  
  ### Describe the bug
  
  Internal Server Error 
  ________
  When I try to place in column_list a column from my model A "TipoAutoridadesPrestador" defined as "relationship" related to my model B "TipoAtencion"; and this model B has the "__str__" method defined and its value returns a string using f-strings
  
  model A 
  ![code2](https://github.com/user-attachments/assets/bf8645ba-b9e5-4d9c-bc4d-96560ecfc2b6)
  
  
  model B
  
  ![code1](https://github.com/user-attachments/assets/b753e134-4699-4e9c-8103-620a9a009ca8)
  
  admin.py
  ![code3](https://github.com/user-attachments/assets/56b2e440-f948-4c2a-83f4-a7d888e1e4e9)
  
  =========
  BUG
  ==========
  ![Selección_142](https://github.com/user-attachments/assets/69888e80-bd8a-42ca-b98c-e8b82fcd4c26)
  
  
  
  ### Steps to reproduce the bug
  
  When I try to place in column_list a column from my model A "TipoAutoridadesPrestador" defined as "relationship" related to my model B "TipoAtencion"; and this model B has the "str" method defined and its value returns a string using f-strings
  
  ### Expected behavior
  
  _No response_
  
  ### Actual behavior
  
  _No response_
  
  ### Debugging material
  
  _No response_
  
  ### Environment
  
  - Linux 
  - Python 3.12.4
  - sqladmin==0.16.1
  - SQLAlchemy==1.4.27
  
  ### Additional context
  
  _No response_