Bump @ai-sdk/openai from 1.1.13 to 1.1.15 (#1563)

Bumps [@ai-sdk/openai](https://github.com/vercel/ai) from 1.1.13 to 1.1.15.
- [Release notes](https://github.com/vercel/ai/releases)
- [Changelog](https://github.com/vercel/ai/blob/main/CHANGELOG.md)
- [Commits](https://github.com/vercel/ai/compare/@ai-sdk/[email protected]...@ai-sdk/[email protected])

---
updated-dependencies:
- dependency-name: "@ai-sdk/openai"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@ai-sdk/anthropic": "^1.1.12",
     "@ai-sdk/mistral": "^1.1.12",
-    "@ai-sdk/openai": "^1.1.13",
+    "@ai-sdk/openai": "^1.1.15",
     "@anthropic-ai/sdk": "^0.36.3",
     "@mistralai/mistralai": "^1.5.0",
     "@radix-ui/react-accordion": "^1.2.3",