chore: langgraph python example latest everything

Author: ranst91

integrations/langgraph/python/examples/pyproject.toml

@@ -13,14 +13,13 @@ version = "0.0.1"
 python = ">=3.12,<3.14"
 uvicorn = "^0.34.0"
 dotenv = "^0.9.9"
-langchain = ">=0.1.0"
-langchain-anthropic = ">=0.3.18"
-langchain-core = ">=0.1.5"
-langchain-community = ">=0.0.1"
-langchain-experimental = ">=0.0.11"
-langchain-google-genai = ">=2.1.9"
-langchain-openai = ">=0.0.1"
-langgraph = "^0.6.1"
+langchain = ">=1.0.3"
+langchain-anthropic = ">=1.0.1"
+langchain-core = ">=1.0.2"
+langchain-community = ">=0.0.36"
+langchain-google-genai = ">=2.1.12"
+langchain-openai = ">=1.0.1"
+langgraph = ">=1.0.0"
 ag-ui-langgraph = { path = "../" }
 python-dotenv = "^1.0.0"
 fastapi = "^0.115.12"