text: Title: OAuth module: SQLAlchemy v2 compatibility
  Body: As reported at https://github.com/slackapi/bolt-python/issues/822, our StateStore/InstallationStore implementations are not compatible with SQLAlchemy v2.
  
  ### Reproducible in:
  
  #### The Slack SDK version
  
  Any versions
  
  #### Python runtime version
  
  Any versions
  
  #### OS info
  
  Any operating systems
  
  #### Steps to reproduce:
  
  Refer to https://github.com/slackapi/bolt-python/issues/822
  
  ### Expected result:
  
  The state parameter validation succeeds
  
  ### Actual result:
  
  Always fails with an exception
  