text: Title: ENH: remove unreachable constructors wrappers from `xorbits.pandas`
  Body: ### Is your feature request related to a problem? Please describe
  We have several unreachable constructor wrappers that could be removed.
  
  https://github.com/UranusSeven/xorbits/blob/3281ef9b20222df7125093aa0d0503c8611862c0/python/xorbits/pandas/mars_adapters/core.py#L50-L71
  
  ### Describe the solution you'd like
  Remove the unreachable wrappers.
  