feat(core): add optional include_id param to convert_to_openai_messages function

[ccurme]

Cherry-pick of #33242

[codspeed-hq]

CodSpeed WallTime Performance Report

Merging #33248 will improve performances by 32.65%

_{Comparing cc/add-message-ids-to-convert-to-openai-messages (7e6af87) with master (99361e6)¹}

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

Summary

⚡ 4 improvements
✅ 9 untouched

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
⚡	test_async_callbacks_in_sync	25.4 ms	19.1 ms	+32.65%
⚡	test_import_time[Document]	219.3 ms	197.7 ms	+10.97%
⚡	test_import_time[HumanMessage]	268.3 ms	204.1 ms	+31.42%
⚡	test_import_time[InMemoryRateLimiter]	170.8 ms	150.5 ms	+13.5%

Footnotes

1. No successful run was found on v0.3 (c9590ef) during the generation of this report, so master (99361e6) was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩