Bump bitflags from 2.9.0 to 2.9.1 (#2642)

Bumps [bitflags](https://github.com/bitflags/bitflags) from 2.9.0 to 2.9.1.
- [Release notes](https://github.com/bitflags/bitflags/releases)
- [Changelog](https://github.com/bitflags/bitflags/blob/main/CHANGELOG.md)
- [Commits](bitflags/bitflags@2.9.0...2.9.1)

---
updated-dependencies:
- dependency-name: bitflags
  dependency-version: 2.9.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]