fix(deps): update module github.com/sashabaranov/go-openai to v1.28.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/sashabaranov/go-openai	v1.28.1 -> v1.28.2

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Release Notes

sashabaranov/go-openai (github.com/sashabaranov/go-openai)

v1.28.2

Compare Source

What's Changed

• Run integration tests for PRs by @​HaraldNordgren in https://github.com/sashabaranov/go-openai/pull/823
• feat: Completion request support seed by @​eiixy in https://github.com/sashabaranov/go-openai/pull/800
• fix: fullURL endpoint generation by @​eiixy in https://github.com/sashabaranov/go-openai/pull/817
• Allow structured outputs via function calling by @​greysteil in https://github.com/sashabaranov/go-openai/pull/828

New Contributors

• @​HaraldNordgren made their first contribution in https://github.com/sashabaranov/go-openai/pull/823

Full Changelog: sashabaranov/go-openai@v1.28.1...v1.28.2

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