Update dependency ruff to ^0.15.5

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ruff (source, changelog)	^0.15.4 → ^0.15.5

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Release Notes

astral-sh/ruff (ruff)

v0.15.5

Compare Source

Released on 2026-03-05.

Preview features

• Discover Markdown files by default in preview mode (#​23434)
• [perflint] Extend PERF102 to comprehensions and generators (#​23473)
• [refurb] Fix FURB101 and FURB103 false positives when I/O variable is used later (#​23542)
• [ruff] Add fix for none-not-at-end-of-union (RUF036) (#​22829)
• [ruff] Fix false positive for re.split with empty string pattern (RUF055) (#​23634)

Bug fixes

• [fastapi] Handle callable class dependencies with __call__ method (FAST003) (#​23553)
• [pydocstyle] Fix numpy section ordering (D420) (#​23685)
• [pyflakes] Fix false positive for names shadowing re-exports (F811) (#​23356)
• [pyupgrade] Avoid inserting redundant None elements in UP045 (#​23459)

Documentation

• Document extension mapping for Markdown code formatting (#​23574)
• Update default Python version examples (#​23605)

Other changes

• Publish releases to Astral mirror (#​23616)

Contributors

• @​amyreese
• @​stakeswky
• @​chirizxc
• @​anishgirianish
• @​bxff
• @​zsol
• @​charliermarsh
• @​ntBre
• @​kar-ganap

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