fix: upgrade @langchain/core from 0.2.36 to 0.3.17

Snyk has created this PR to upgrade @langchain/core from 0.2.36 to 0.3.17.

See this package in npm:
@langchain/core

See this project in Snyk:
https://app.snyk.io/org/panora-Jq2Up6gAQJBgHuDGPYFUBF/project/8494775c-7dbb-490e-967e-a9627daed35b?utm_source=github&utm_medium=referral&page=upgrade-pr

packages/api/package.json

@@ -30,7 +30,7 @@
     "@axiomhq/pino": "^1.0.0",
     "@langchain/cohere": "^0.2.2",
     "@langchain/community": "^0.2.32",
-    "@langchain/core": "^0.2.31",
+    "@langchain/core": "^0.3.17",
     "@langchain/openai": "^0.2.10",
     "@langchain/pinecone": "^0.0.9",
     "@langchain/qdrant": "^0.0.5",