Fix DeprecationWarning: chardet.universaldetector is deprecated

[vivodi]

Fix #601

html5lib-python/html5lib/_inputstream.py

Line 486 in fd4f032

from chardet.universaldetector import UniversalDetector

C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\html5parser.py:284: in parse
    self._parse(stream, False, None, *args, **kwargs)
C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\html5parser.py:129: in _parse
    self.tokenizer = _tokenizer.HTMLTokenizer(stream, parser=self, **kwargs)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\_tokenizer.py:42: in __init__
    self.stream = HTMLInputStream(stream, **kwargs)
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\_inputstream.py:145: in HTMLInputStream
    return HTMLBinaryInputStream(source, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\_inputstream.py:422: in __init__
    self.charEncoding = self.determineEncoding(useChardet)
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
C:\Users\vivodi\Projects\Flexget\.venv\Lib\site-packages\html5lib\_inputstream.py:486: in determineEncoding
    from chardet.universaldetector import UniversalDetector
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

    """Backward-compatibility stub for ``chardet.universaldetector``.
    
    chardet 6.x exposed :class:`UniversalDetector` via this module path.
    In chardet 7+ the canonical location is :mod:`chardet.detector`, but this
    stub keeps ``from chardet.universaldetector import UniversalDetector``
    working for existing callers.
    
    .. deprecated:: 7.0
        Import from :mod:`chardet` or :mod:`chardet.detector` instead.
    """
    
    from __future__ import annotations
    
    import warnings
    
    from chardet.detector import UniversalDetector
    
>   warnings.warn(
        "chardet.universaldetector is deprecated, "
        "import UniversalDetector from chardet or chardet.detector instead",
        DeprecationWarning,
        stacklevel=2,
    )
E   DeprecationWarning: chardet.universaldetector is deprecated, import UniversalDetector from chardet or chardet.detector instead