Fix langchain dependency conflicts

- Pin langchain-core to 0.1.0 to match langchain 0.1.0
- Update langsmith constraint to >=0.0.83 to satisfy langchain-community
- Resolves incompatible version requirements between packages

Author: Yashwanth Reddy Mali

requirements.txt

@@ -6,7 +6,7 @@ duckdb>=1.0.0
 psycopg2-binary>=2.9.10
 langchain==0.1.0
 langchain-community==0.0.19
-langchain-core>=0.1.0,<0.2.0
+langchain-core==0.1.0
 pydantic-settings>=2.3.0
 python-dotenv==1.0.0
 pytest==7.4.3
@@ -19,7 +19,7 @@ tqdm>=4.66.0
 httpx>=0.24.0
 langgraph==0.0.32
 langchain-openai==0.0.7
-langsmith>=0.0.77,<0.1.0
+langsmith>=0.0.83,<0.1.0
 anthropic==0.7.0
 typing-extensions==4.9.0