Update dependency ruby-openai to v6.0.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ruby-openai (changelog)	'6.0.0' -> '6.0.1'

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Release Notes

alexrudall/ruby-openai (ruby-openai)

### [`v6.0.1`](https://togithub.com/alexrudall/ruby-openai/blob/HEAD/CHANGELOG.md#601---2023-11-07) [Compare Source](https://togithub.com/alexrudall/ruby-openai/compare/v6.0.0...v6.0.1) ##### Fix - Gracefully handle the case where an HTTP error response may not have valid JSON in its body. Thank you [@​atesgoral](https://togithub.com/atesgoral)!

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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)