chore: bump openinference-instrumentation-langchain

Bumps [openinference-instrumentation-langchain](https://github.com/Arize-ai/openinference) from 0.1.64 to 0.1.66.
- [Release notes](https://github.com/Arize-ai/openinference/releases)
- [Commits](Arize-ai/openinference@python-openinference-instrumentation-langchain-v0.1.64...python-openinference-instrumentation-langchain-v0.1.66)

---
updated-dependencies:
- dependency-name: openinference-instrumentation-langchain
  dependency-version: 0.1.65
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]