Bump black from 23.7.0 to 23.9.0

Bumps black from 23.7.0 to 23.9.0.

Release notes

Sourced from black's releases.

23.9.0

Preview style

• More concise formatting for dummy implementations (#3796)
• In stub files, add a blank line between a statement with a body (e.g an if sys.version_info > (3, x):) and a function definition on the same level (#3862)
• Fix a bug whereby spaces were removed from walrus operators within subscript(#3823)

Configuration

• Black now applies exclusion and ignore logic before resolving symlinks (#3846)

Performance

• Avoid importing IPython if notebook cells do not contain magics (#3782)
• Improve caching by comparing file hashes as fallback for mtime and size (#3821)

Blackd

• Fix an issue in blackd with single character input (#3558)

Integrations

• Black now has an official pre-commit mirror. Swapping https://github.com/psf/black to https://github.com/psf/black-pre-commit-mirror in your .pre-commit-config.yaml will make Black about 2x faster (#3828)
• The .black.env folder specified by ENV_PATH will now be removed on the completion of the GitHub Action (#3759)

Changelog

Sourced from black's changelog.

23.9.0

Preview style

• More concise formatting for dummy implementations (#3796)
• In stub files, add a blank line between a statement with a body (e.g an if sys.version_info > (3, x):) and a function definition on the same level (#3862)
• Fix a bug whereby spaces were removed from walrus operators within subscript(#3823)

Configuration

• Black now applies exclusion and ignore logic before resolving symlinks (#3846)

Performance

• Avoid importing IPython if notebook cells do not contain magics (#3782)
• Improve caching by comparing file hashes as fallback for mtime and size (#3821)

Blackd

• Fix an issue in blackd with single character input (#3558)

Integrations

• Black now has an official pre-commit mirror. Swapping https://github.com/psf/black to https://github.com/psf/black-pre-commit-mirror in your .pre-commit-config.yaml will make Black about 2x faster (#3828)
• The .black.env folder specified by ENV_PATH will now be removed on the completion of the GitHub Action (#3759)

Commits

• b70b2c6 Prepare release 23.9.0 (#3863)
• b40b01f Blank line between nested and function def in stub files. (#3862)
• a20338c Avoid removing whitespace for walrus operators within subscripts (#3823)
• 74d3009 Add Black PyCharm 2023.2 integration instructions (#3839)
• 8daa64a blackd: fix mishandling of single character input (#3558)
• df50fee Apply ignore logic before symlink resolution (#3846)
• 58f1bf6 Move coverage configurations to pyproject.toml (#3858)
• 47676bf Bump furo from 2023.7.26 to 2023.8.19 in /docs + sphinx to 7.2.3 (#3848)
• d9c249c Fix download badge link (#3853)
• 6310a40 Improve handling of root to get_sources (#3847)
• Additional commits viewable in compare view