Bump bitarray from 3.8.2 to 3.9.0

[dependabot]

Bumps bitarray from 3.8.2 to 3.9.0.

Changelog

Sourced from bitarray's changelog.

Change log

3.9.0 (2026-07-10):

• add .rotate() method, rotate bitarray in-place by k positions
• expose the decodeiterator class, and add .skipbits() method as well as .index data descriptor, see [#252](https://github.com/ilanschnell/bitarray/issues/252) <https://github.com/ilanschnell/bitarray/issues/252>__
• fix random_p() silently producing all-zero bitarrays for small n when p=float("nan")
• improve integer argument handling in util.random_k(), util.gen_primes(), util.pprint() and util.int2ba()
• add python_requires >= 3.7 to package metadata
• improve testing - use more of unittest's functionality
• add Rule 90 example <../examples/rule90.py>__

3.8.2 (2026-06-17):

• clarity/wording improvements throughout project
• add new_allocation() to simplify resize()
• drop Python 3.6 support

3.8.1 (2026-04-02):

• fixed critial findings in C Extension Analysis Report, see [#250](https://github.com/ilanschnell/bitarray/issues/250) <https://github.com/ilanschnell/bitarray/issues/250>__
• add tests, in particular devel/test_capi.py

3.8.0 (2025-11-02):

• add experimental support for free-threaded builds (GIL disabled), [#234](https://github.com/ilanschnell/bitarray/issues/234) <https://github.com/ilanschnell/bitarray/issues/234>__
• remove _set_default_endian()
• add .__bytes__(), see [#246](https://github.com/ilanschnell/bitarray/issues/246) <https://github.com/ilanschnell/bitarray/issues/246>__

3.7.2 (2025-10-08):

• enable util.random_k() for all supported Python versions, previously this functions required Python 3.9 or higher
• add official Python 3.14 support
• update cibuildwheel to 3.2.0

3.7.1 (2025-08-28):

• fix type hinting for memoryviews, see [#241](https://github.com/ilanschnell/bitarray/issues/241) <https://github.com/ilanschnell/bitarray/issues/241>__
• add bit-endianness <endianness.rst>__ documentation
• improve testing, including debug mode test for digit_to_int()

... (truncated)

Commits

• 46d4ced add release date - update docs
• 26f4245 add comments
• 3d31031 minor udpate to rule90 example
• fb60034 add example
• d610667 fix bug in write_reference_for_class() - add note to bitarray.decode in versi...
• acb48d0 update changelog
• c6721c6 add missing ","
• 7501e39 add AttributeError tests for bitarray data descriptors
• 40f75cb add tests - wording
• 8549d79 simplify docstring
• Additional commits viewable in compare view

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