chore(deps): update dependency langchain-tests to v1

Author: renovate-bot

pyproject.toml

@@ -48,7 +48,7 @@ test = [
     "pytest-asyncio==0.26.0",
     "pytest==8.4.2",
     "pytest-cov==7.0.0",
-    "langchain-tests==0.3.22",
+    "langchain-tests==1.0.0",
     "langgraph==0.6.10"
 ]