chore(deps): bump github.com/sashabaranov/go-openai

Bumps [github.com/sashabaranov/go-openai](https://github.com/sashabaranov/go-openai) from 1.38.3 to 1.39.1.
- [Release notes](https://github.com/sashabaranov/go-openai/releases)
- [Commits](sashabaranov/go-openai@v1.38.3...v1.39.1)

---
updated-dependencies:
- dependency-name: github.com/sashabaranov/go-openai
  dependency-version: 1.39.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/ogen-go/ogen v1.12.0
 	github.com/redis/go-redis/v9 v9.8.0
 	github.com/rs/cors v1.11.1
-	github.com/sashabaranov/go-openai v1.38.3
+	github.com/sashabaranov/go-openai v1.39.1
 	github.com/spf13/cobra v1.9.1
 	github.com/stretchr/testify v1.10.0
 	github.com/tiktoken-go/tokenizer v0.6.1

go.sum

@@ -195,8 +195,8 @@ github.com/samber/slog-common v0.18.1 h1:c0EipD/nVY9HG5shgm/XAs67mgpWDMF+MmtptdJ
 github.com/samber/slog-common v0.18.1/go.mod h1:QNZiNGKakvrfbJ2YglQXLCZauzkI9xZBjOhWFKS3IKk=
 github.com/samber/slog-zap/v2 v2.6.2 h1:IPHgVQjBfEwqu7fBxSxvvl+/E4b7TqAu/eispdQdv9M=
 github.com/samber/slog-zap/v2 v2.6.2/go.mod h1:bMOphuaRcThr+2X7vE4kFaqyr1lqGkc9Js95n9X6xaU=
-github.com/sashabaranov/go-openai v1.38.3 h1:cpDHJKH3WOuCx7QOsux4umjMPNZCUJrXW0FkXotjM4Q=
-github.com/sashabaranov/go-openai v1.38.3/go.mod h1:lj5b/K+zjTSFxVLijLSTDZuP7adOgerWeFyZLUhAKRg=
+github.com/sashabaranov/go-openai v1.39.1 h1:TMD4w77Iy9WTFlgnjNaxbAASdsCJ9R/rMdzL+SN14oU=
+github.com/sashabaranov/go-openai v1.39.1/go.mod h1:lj5b/K+zjTSFxVLijLSTDZuP7adOgerWeFyZLUhAKRg=
 github.com/segmentio/asm v1.2.0 h1:9BQrFxC+YOHJlTlHGkTrFWf59nbL3XnCoFLTwDCI7ys=
 github.com/segmentio/asm v1.2.0/go.mod h1:BqMnlJP91P8d+4ibuonYZw9mfnzI9HfxselHZr5aAcs=
 github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=