W3lib

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- Fix a merge error, no code changes.

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- Dropped Python 3.8 support (232).

- Removed the following functions, deprecated in 2.0.0:

- ``w3lib.util.str_to_unicode``
- ``w3lib.util.to_native_str``
- ``w3lib.util.unicode_to_str``

(235).

- Added Python 3.13 support (232).

- Fixed running tests with newer point releases of Python 3.10 and 3.11 (233).

- Cleanup and CI improvements (232, 234).

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- :func:`~w3lib.url.canonicalize_url` no longer applies lowercase to the
userinfo URL component. (229, 230)

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- Dropped Python 3.7 support (214).

- Added Python 3.12 and PyPy 3.10 support (218).

- Added the description to the package metadata (227).

- Improved type hints (226).

- Added ``.readthedocs.yml`` (219).

- Updated the intersphinx URLs (224).

- Added the ``pre-commit`` configuration, code reformatted with ``black``
(220).

- Updated CI configuration (217, 227).

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- Fix test failures on Python 3.11.4+ (212, 213).
- Fix an incorrect type hint (211).
- Add project URLs to setup.py (215).

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- :func:`~w3lib.url.safe_url_string`, :func:`~w3lib.url.safe_download_url`
and :func:`~w3lib.url.canonicalize_url` now strip whitespace and control
characters urls according to the URL living standard.