Merge pull request #3 from venkateshpabbati/dependabot/pip/langgraph-gte-0.2.60-and-lte-0.6.6

chore(deps): update langgraph requirement from <=0.4.10,>=0.2.60 to >=0.2.60,<=0.6.6

Author: venkateshpabbati

pyproject.toml

@@ -102,7 +102,7 @@ test = [
   "a2a-sdk>=0.3.0,<0.4.0;python_version>='3.10'",
   "anthropic>=0.43.0",                            # For anthropic model tests
   "langchain-community>=0.3.17",
-  "langgraph>=0.2.60, <= 0.4.10",                 # For LangGraphAgent
+  "langgraph>= 0.2.60, <= 0.6.6",                 # For LangGraphAgent
   "litellm>=1.75.5, <2.0.0",                      # For LiteLLM tests
   "llama-index-readers-file>=0.4.0",              # For retrieval tests
   "openai>=1.100.2",                              # For LiteLLM