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

Bumps [github.com/openai/openai-go](https://github.com/openai/openai-go) from 0.1.0-alpha.25 to 0.1.0-alpha.26.
- [Release notes](https://github.com/openai/openai-go/releases)
- [Changelog](https://github.com/openai/openai-go/blob/main/CHANGELOG.md)
- [Commits](openai/openai-go@v0.1.0-alpha.25...v0.1.0-alpha.26)

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

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

go.mod

@@ -4,7 +4,7 @@ go 1.23
 
 require (
 	github.com/google/generative-ai-go v0.18.0
-	github.com/openai/openai-go v0.1.0-alpha.25
+	github.com/openai/openai-go v0.1.0-alpha.26
 	github.com/sunshineplan/workers v1.0.1
 	golang.org/x/time v0.7.0
 	google.golang.org/api v0.199.0

go.sum

@@ -64,8 +64,8 @@ github.com/googleapis/enterprise-certificate-proxy v0.3.4 h1:XYIDZApgAnrN1c855gT
 github.com/googleapis/enterprise-certificate-proxy v0.3.4/go.mod h1:YKe7cfqYXjKGpGvmSg28/fFvhNzinZQm8DGnaburhGA=
 github.com/googleapis/gax-go/v2 v2.13.0 h1:yitjD5f7jQHhyDsnhKEBU52NdvvdSeGzlAnDPT0hH1s=
 github.com/googleapis/gax-go/v2 v2.13.0/go.mod h1:Z/fvTZXF8/uw7Xu5GuslPw+bplx6SS338j1Is2S+B7A=
-github.com/openai/openai-go v0.1.0-alpha.25 h1:ZP2QKoP9g9L8du7AuDix/QsHk0TV5t0Wp5a6bBsM9No=
-github.com/openai/openai-go v0.1.0-alpha.25/go.mod h1:3SdE6BffOX9HPEQv8IL/fi3LYZ5TUpRYaqGQZbyk11A=
+github.com/openai/openai-go v0.1.0-alpha.26 h1:vDQF91WYAlhVifoa7bInwzwJyKQhE/ZgS0P8VQMudD0=
+github.com/openai/openai-go v0.1.0-alpha.26/go.mod h1:3SdE6BffOX9HPEQv8IL/fi3LYZ5TUpRYaqGQZbyk11A=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=