AttributeError: 'PosixPath' object has no attribute '_flavour'

[rchl]

Crashes when running in Python 3.13 runtime.

Traceback (most recent call last):
  File "/Users/rafal/Library/Application Support/Sublime Text/Packages/LSP/plugin/core/windows.py", line 259, in start_async
    plugin_class.install_or_update()
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/Users/rafal/Library/Application Support/Sublime Text/Packages/LSP-julia/plugin.py", line 317, in install_or_update
    ResourcePath.from_file_path(
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~^
        os.path.join(cls.packagedir(), "server", file)).copy(os.path.join(cls.basedir(), file))
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/rafal/Library/Application Support/Sublime Text/Lib/python313/sublime_lib/resource_path.py", line 233, in from_file_path
    path = next(filter(None, candidates), None)
  File "/Users/rafal/Library/Application Support/Sublime Text/Lib/python313/sublime_lib/resource_path.py", line 232, in <genexpr>
    candidates = (root.file_to_resource_path(file_path) for root in get_roots())
                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^
  File "/Users/rafal/Library/Application Support/Sublime Text/Lib/python313/sublime_lib/resource_path.py", line 79, in file_to_resource_path
    parts = _file_relative_to(file_path, self.file_root)
  File "/Users/rafal/Library/Application Support/Sublime Text/Lib/python313/sublime_lib/resource_path.py", line 35, in _file_relative_to
    cf = path._flavour.casefold_parts  # type: ignore
         ^^^^^^^^^^^^^
AttributeError: 'PosixPath' object has no attribute '_flavour'