chore(deps): update langchain-community requirement

Updates the requirements on [langchain-community](https://github.com/langchain-ai/langchain) to permit the latest version.

Updates `langchain-community` to 0.2.17
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-community==0.2.4...langchain-community==0.2.17)

---
updated-dependencies:
- dependency-name: langchain-community
  dependency-type: direct:production
  dependency-group: pip
...

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

pyproject.toml

@@ -12,7 +12,7 @@ djangorestframework = "^3.15.2"
 drf-yasg = "1.21.7"
 django-filter = "23.2"
 langchain = "0.2.16"
-langchain_community = "0.2.4"
+langchain_community = "0.2.17"
 langchain-huggingface = "^0.0.3"
 psycopg2-binary = "2.9.7"
 jieba = "^0.42.1"