chore: bump orjson from 3.11.5 to 3.11.6 in /libs/partners/openai

[dependabot]

Bumps orjson from 3.11.5 to 3.11.6.

Release notes

Sourced from orjson's releases.

3.11.6

Changed

• orjson now includes code licensed under the Mozilla Public License 2.0 (MPL-2.0).
• Drop support for Python 3.9.
• ABI compatibility with CPython 3.15 alpha 5.
• Build now depends on Rust 1.89 or later instead of 1.85.

Fixed

• Fix sporadic crash serializing deeply nested list of dict.

Changelog

Sourced from orjson's changelog.

3.11.6 - 2026-01-29

Changed

• orjson now includes code licensed under the Mozilla Public License 2.0 (MPL-2.0).
• Drop support for Python 3.9.
• ABI compatibility with CPython 3.15 alpha 5.
• Build now depends on Rust 1.89 or later instead of 1.85.

Fixed

• Fix sporadic crash serializing deeply nested list of dict.

Commits

• ec02024 3.11.6
• d581687 build, clippy misc
• 4105b29 writer::num
• 62bb185 Fix sporadic crash on serializing object close
• d860078 PyRef idiom refactors
• 343ae2f Deserializer, Utf8Buffer
• 7835f58 PyBytesRef and other input refactor
• 71e0516 PyStrRef
• 1096df4 MSRV 1.89
• b718e75 Drop support for python3.9
• Additional commits viewable in compare view

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[codspeed-hq]

Merging this PR will not alter performance

✅ 6 untouched benchmarks
⏩ 30 skipped benchmarks¹

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_{Comparing dependabot/uv/libs/partners/openai/orjson-3.11.6 (db5aebe) with master (9e4a601)²}

Footnotes

1. 30 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

2. No successful run was found on master (4f15f10) during the generation of this report, so 9e4a601 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩