Repo update is not working

[beshoyabdelmalak]

I get this message when i try to update an existing repo

File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/bin/paxexpress", line 5, in <module>
    cli()
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/typer/main.py", line 214, in __call__
    return get_command(self)(*args, **kwargs)
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 1259, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 1259, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "/Users/b.abdelmalak/Library/Caches/pypoetry/virtualenvs/paxexpress-cli-aBmlxjbt-py3.8/lib/python3.8/site-packages/typer/main.py", line 497, in wrapper
    return callback(**use_params)  # type: ignore
  File "/Users/b.abdelmalak/projects/paxexpress-cli/paxexpress_cli/packages/cli.py", line 74, in update
    update_package(
  File "/Users/b.abdelmalak/projects/paxexpress-cli/paxexpress_cli/packages/core.py", line 122, in update_package
    body = pydantic_to_prompt(PackageUpdateBodyModel)
  File "/Users/b.abdelmalak/projects/paxexpress-cli/paxexpress_cli/utils.py", line 134, in pydantic_to_prompt
    values = value.split(",")
AttributeError: 'list' object has no attribute 'split'

To reproduce:

1- create a new repo with paxexpress repo create
2- Try to update the repo with paxexpress repo update