build(deps): bump bitflags from 2.9.3 to 2.9.4

Bumps [bitflags](https://github.com/bitflags/bitflags) from 2.9.3 to 2.9.4.
- [Release notes](https://github.com/bitflags/bitflags/releases)
- [Changelog](https://github.com/bitflags/bitflags/blob/main/CHANGELOG.md)
- [Commits](bitflags/bitflags@2.9.3...2.9.4)

---
updated-dependencies:
- dependency-name: bitflags
  dependency-version: 2.9.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -129,7 +129,7 @@ default-features = true
 
 # Packed bitfields
 [workspace.dependencies.bitflags]
-version = "2.9.3"
+version = "2.9.4"
 
 # Bytes
 [workspace.dependencies.bytes]