Update dependency ruby-openai to v5.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ruby-openai (changelog)	'5.1.0' -> '5.2.0'

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Release Notes

alexrudall/ruby-openai (ruby-openai)

### [`v5.2.0`](https://togithub.com/alexrudall/ruby-openai/blob/HEAD/CHANGELOG.md#520---2023-10-30) [Compare Source](https://togithub.com/alexrudall/ruby-openai/compare/v5.1.0...v5.2.0) ##### Fix - Added more spec-compliant SSE parsing: see here https://html.spec.whatwg.org/multipage/server-sent-events.html#event-stream-interpretation - Fixes issue where OpenAI or an intermediary returns only partial JSON per chunk of streamed data - Huge thanks to [@​atesgoral](https://togithub.com/atesgoral) for this important fix!

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Configuration

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[yegor256]

@rultor please, try to merge, since 1 checks have passed

[rultor]

@rultor please, try to merge, since 1 checks have passed

@yegor256 OK, I'll try to merge now. You can check the progress of the merge here

[rultor]

@rultor please, try to merge, since 1 checks have passed

@yegor256 Done! FYI, the full log is here (took me 6min)