Bump deepagents in the production-dependencies group

Bumps the production-dependencies group with 1 update: [deepagents](https://github.com/langchain-ai/deepagents).


Updates `deepagents` from 0.3.9 to 0.3.11
- [Release notes](https://github.com/langchain-ai/deepagents/releases)
- [Changelog](https://github.com/langchain-ai/deepagents/blob/main/release-please-config.json)
- [Commits](langchain-ai/deepagents@deepagents==0.3.9...deepagents==0.3.11)

---
updated-dependencies:
- dependency-name: deepagents
  dependency-version: 0.3.11
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
...

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Author: dependabot[bot]