fix: remove stale type

Author: jnapper7

agntcy_acp/langgraph/acp_node.py

@@ -4,7 +4,7 @@
 from langchain_core.runnables import RunnableConfig
 from langgraph.utils.runnable import RunnableCallable
 from agntcy_acp import ACPClient, ApiClient, AsyncACPClient, AsyncApiClient, ApiClientConfiguration
-from agntcy_acp.models import RunCreateStateless, RunWaitResponse
+from agntcy_acp.models import RunCreateStateless
 import logging
 
 logger = logging.getLogger(__name__)
@@ -107,15 +107,15 @@ def invoke(self, state: Any, config: RunnableConfig) -> Any:
         run_create = self._prepare_run_create(state, config)
         with ApiClient(configuration=self.clientConfig) as api_client:
             acp_client = ACPClient(api_client=api_client)
-            run_output: RunWaitResponse = acp_client.create_and_wait_for_stateless_run_output(run_create)
+            run_output = acp_client.create_and_wait_for_stateless_run_output(run_create)
 
         return self._set_output(state, run_output.output)
 
     async def ainvoke(self, state: Any, config: RunnableConfig) -> Any:
         run_create = self._prepare_run_create(state, config)
         async with AsyncApiClient(configuration=self.clientConfig) as api_client:
             acp_client = AsyncACPClient(api_client=api_client)
-            run_output: RunWaitResponse = await acp_client.create_and_wait_for_stateless_run_output(run_create)
+            run_output = await acp_client.create_and_wait_for_stateless_run_output(run_create)
 
         return self._set_output(state, run_output.output)