fix(deps): downgrade langchain-mcp-adapters to version 0.2.2

Author: liuruibin

pyproject.toml

@@ -27,7 +27,7 @@ dependencies = [
     "langchain-community==0.4.2",
     "langchain-deepseek==1.1.0",
     "langchain-google-genai==4.2.5",
-    "langchain-mcp-adapters==0.3.0",
+    "langchain-mcp-adapters==0.2.2",
     "langchain-huggingface==1.2.2",
     "langchain-ollama==1.1.0",
     "langchain-aws==1.6.0",