chore(deps): bump @langchain/openai from 0.6.14 to 1.0.0

Bumps [@langchain/openai](https://github.com/langchain-ai/langchainjs) from 0.6.14 to 1.0.0.
- [Release notes](https://github.com/langchain-ai/langchainjs/releases)
- [Commits](https://github.com/langchain-ai/langchainjs/compare/@langchain/openai==0.6.14...@langchain/openai==1.0.0)

---
updated-dependencies:
- dependency-name: "@langchain/openai"
  dependency-version: 1.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -58,7 +58,7 @@
     "@langchain/langgraph": "0.4.9",
     "@langchain/mcp-adapters": "0.6.0",
     "@langchain/ollama": "0.2.4",
-    "@langchain/openai": "0.6.14",
+    "@langchain/openai": "1.1.2",
     "@langchain/pinecone": "0.2.0",
     "@langchain/qdrant": "0.1.3",
     "@langchain/redis": "0.1.3",