chore(deps): bump the langchain-packages group with 3 updates

Bumps the langchain-packages group with 3 updates: [@langchain/core](https://github.com/langchain-ai/langchainjs), [@langchain/openai](https://github.com/langchain-ai/langchainjs) and [langchain](https://github.com/langchain-ai/langchainjs).


Updates `@langchain/core` from 0.3.57 to 0.3.72
- [Release notes](https://github.com/langchain-ai/langchainjs/releases)
- [Changelog](https://github.com/langchain-ai/langchainjs/blob/main/release_workspace.js)
- [Commits](https://github.com/langchain-ai/langchainjs/compare/@langchain/core==0.3.57...@langchain/core==0.3.72)

Updates `@langchain/openai` from 0.5.11 to 0.6.9
- [Release notes](https://github.com/langchain-ai/langchainjs/releases)
- [Changelog](https://github.com/langchain-ai/langchainjs/blob/main/release_workspace.js)
- [Commits](https://github.com/langchain-ai/langchainjs/compare/@langchain/openai==0.5.11...@langchain/openai==0.6.9)

Updates `langchain` from 0.3.27 to 0.3.31
- [Release notes](https://github.com/langchain-ai/langchainjs/releases)
- [Changelog](https://github.com/langchain-ai/langchainjs/blob/main/release_workspace.js)
- [Commits](langchain-ai/langchainjs@langchain==0.3.27...langchain==0.3.31)

---
updated-dependencies:
- dependency-name: "@langchain/core"
  dependency-version: 0.3.72
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: langchain-packages
- dependency-name: "@langchain/openai"
  dependency-version: 0.6.9
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: langchain-packages
- dependency-name: langchain
  dependency-version: 0.3.31
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: langchain-packages
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]