text: Title: [DOC] Update paper referenced in Arsenal docs
  Body: ### Describe the issue linked to the documentation
  
  https://www.aeon-toolkit.org/en/stable/api_reference/auto_generated/aeon.classification.convolution_based.Arsenal.html#aeon.classification.convolution_based.Arsenal
  
  references the arxiv paper rather than the open access paper in machine learning
  
  https://link.springer.com/article/10.1007/s10994-021-06057-9
  
  just a note to self and an excuse to remind everyone we have a classifier called Arsenal :) 
  
  ### Suggest a potential alternative/fix
  
  _No response_