langchain_chroma: added document.id support (#27995)
Description:
* Added internal `Document.id` support to Chroma VectorStore
Dependencies:
* https://github.com/langchain-ai/langchain/pull/27968 should be merged
first and this PR should be re-based on top of those changes.
Tests:
* Modified/Added tests for `Document.id` support. All tests are passing.
Note: I am not a member of the Chroma team.
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Co-authored-by: Eugene Yurtsev <eyurtsev@gmail.com>
Co-authored-by: Erick Friis <erick@langchain.dev>
